Merge branch 'notebooklab-in-repo' into 'master'

Moved NotebookLab assets into repo

See merge request !10630

22 files changed, 933 insertions, 5736 deletions

diff --git a/app/assets/javascripts/blob/notebook/index.js b/app/assets/javascripts/blob/notebook/index.js
index 9b8bfbfc8c0..36fe8a7184f 100644
--- a/app/assets/javascripts/blob/notebook/index.js
+++ b/app/assets/javascripts/blob/notebook/index.js
@@ -1,10 +1,9 @@
 /* eslint-disable no-new */
 import Vue from 'vue';
 import VueResource from 'vue-resource';
-import NotebookLab from 'vendor/notebooklab';
+import notebookLab from '../../notebook/index.vue';
 
 Vue.use(VueResource);
-Vue.use(NotebookLab);
 
 export default () => {
   const el = document.getElementById('js-notebook-viewer');
@@ -19,6 +18,9 @@ export default () => {
         json: {},
       };
     },
+    components: {
+      notebookLab,
+    },
     template: `
       <div class="container-fluid md prepend-top-default append-bottom-default">
         <div
diff --git a/app/assets/javascripts/notebook/cells/code.vue b/app/assets/javascripts/notebook/cells/code.vue
new file mode 100644
index 00000000000..b8a16356576
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/code.vue
@@ -0,0 +1,58 @@
+<template>
+  <div class="cell">
+    <code-cell
+      type="input"
+      :raw-code="rawInputCode"
+      :count="cell.execution_count"
+      :code-css-class="codeCssClass" />
+    <output-cell
+      v-if="hasOutput"
+      :count="cell.execution_count"
+      :output="output"
+      :code-css-class="codeCssClass" />
+  </div>
+</template>
+
+<script>
+import CodeCell from './code/index.vue';
+import OutputCell from './output/index.vue';
+
+export default {
+  components: {
+    'code-cell': CodeCell,
+    'output-cell': OutputCell,
+  },
+  props: {
+    cell: {
+      type: Object,
+      required: true,
+    },
+    codeCssClass: {
+      type: String,
+      required: false,
+      default: '',
+    },
+  },
+  computed: {
+    rawInputCode() {
+      if (this.cell.source) {
+        return this.cell.source.join('');
+      }
+
+      return '';
+    },
+    hasOutput() {
+      return this.cell.outputs.length;
+    },
+    output() {
+      return this.cell.outputs[0];
+    },
+  },
+};
+</script>
+
+<style scoped>
+.cell {
+  flex-direction: column;
+}
+</style>
diff --git a/app/assets/javascripts/notebook/cells/code/index.vue b/app/assets/javascripts/notebook/cells/code/index.vue
new file mode 100644
index 00000000000..31b30f601e2
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/code/index.vue
@@ -0,0 +1,57 @@
+<template>
+  <div :class="type">
+    <prompt
+      :type="promptType"
+      :count="count" />
+    <pre
+      class="language-python"
+      :class="codeCssClass"
+      ref="code"
+      v-text="code">
+    </pre>
+  </div>
+</template>
+
+<script>
+  import Prism from '../../lib/highlight';
+  import Prompt from '../prompt.vue';
+
+  export default {
+    components: {
+      prompt: Prompt,
+    },
+    props: {
+      count: {
+        type: Number,
+        required: false,
+        default: 0,
+      },
+      codeCssClass: {
+        type: String,
+        required: false,
+        default: '',
+      },
+      type: {
+        type: String,
+        required: true,
+      },
+      rawCode: {
+        type: String,
+        required: true,
+      },
+    },
+    computed: {
+      code() {
+        return this.rawCode;
+      },
+      promptType() {
+        const type = this.type.split('put')[0];
+
+        return type.charAt(0).toUpperCase() + type.slice(1);
+      },
+    },
+    mounted() {
+      Prism.highlightElement(this.$refs.code);
+    },
+  };
+</script>
diff --git a/app/assets/javascripts/notebook/cells/index.js b/app/assets/javascripts/notebook/cells/index.js
new file mode 100644
index 00000000000..e4c255609fe
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/index.js
@@ -0,0 +1,2 @@
+export { default as MarkdownCell } from './markdown.vue';
+export { default as CodeCell } from './code.vue';
diff --git a/app/assets/javascripts/notebook/cells/markdown.vue b/app/assets/javascripts/notebook/cells/markdown.vue
new file mode 100644
index 00000000000..3e8240d10ec
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/markdown.vue
@@ -0,0 +1,98 @@
+<template>
+  <div class="cell text-cell">
+    <prompt />
+    <div class="markdown" v-html="markdown"></div>
+  </div>
+</template>
+
+<script>
+  /* global katex */
+  import marked from 'marked';
+  import Prompt from './prompt.vue';
+
+  const renderer = new marked.Renderer();
+
+  /*
+    Regex to match KaTex blocks.
+
+    Supports the following:
+
+    \begin{equation}<math>\end{equation}
+    $$<math>$$
+    inline $<math>$
+
+    The matched text then goes through the KaTex renderer & then outputs the HTML
+  */
+  const katexRegexString = `(
+    ^\\\\begin{[a-zA-Z]+}\\s
+    |
+    ^\\$\\$
+    |
+    \\s\\$(?!\\$)
+  )
+    (.+?)
+  (
+    \\s\\\\end{[a-zA-Z]+}$
+    |
+    \\$\\$$
+    |
+    \\$
+  )
+  `.replace(/\s/g, '').trim();
+
+  renderer.paragraph = (t) => {
+    let text = t;
+    let inline = false;
+
+    if (typeof katex !== 'undefined') {
+      const katexString = text.replace(/\\/g, '\\');
+      const matches = new RegExp(katexRegexString, 'gi').exec(katexString);
+
+      if (matches && matches.length > 0) {
+        if (matches[1].trim() === '$' && matches[3].trim() === '$') {
+          inline = true;
+
+          text = `${katexString.replace(matches[0], '')} ${katex.renderToString(matches[2])}`;
+        } else {
+          text = katex.renderToString(matches[2]);
+        }
+      }
+    }
+
+    return `<p class="${inline ? 'inline-katex' : ''}">${text}</p>`;
+  };
+
+  marked.setOptions({
+    sanitize: true,
+    renderer,
+  });
+
+  export default {
+    components: {
+      prompt: Prompt,
+    },
+    props: {
+      cell: {
+        type: Object,
+        required: true,
+      },
+    },
+    computed: {
+      markdown() {
+        return marked(this.cell.source.join(''));
+      },
+    },
+  };
+</script>
+
+<style>
+.markdown .katex {
+  display: block;
+  text-align: center;
+}
+
+.markdown .inline-katex .katex {
+  display: inline;
+  text-align: initial;
+}
+</style>
diff --git a/app/assets/javascripts/notebook/cells/output/html.vue b/app/assets/javascripts/notebook/cells/output/html.vue
new file mode 100644
index 00000000000..0f39cd138df
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/output/html.vue
@@ -0,0 +1,22 @@
+<template>
+  <div class="output">
+    <prompt />
+    <div v-html="rawCode"></div>
+  </div>
+</template>
+
+<script>
+import Prompt from '../prompt.vue';
+
+export default {
+  props: {
+    rawCode: {
+      type: String,
+      required: true,
+    },
+  },
+  components: {
+    prompt: Prompt,
+  },
+};
+</script>
diff --git a/app/assets/javascripts/notebook/cells/output/image.vue b/app/assets/javascripts/notebook/cells/output/image.vue
new file mode 100644
index 00000000000..f3b873bbc0f
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/output/image.vue
@@ -0,0 +1,27 @@
+<template>
+  <div class="output">
+    <prompt />
+    <img
+      :src="'data:' + outputType + ';base64,' + rawCode" />
+  </div>
+</template>
+
+<script>
+import Prompt from '../prompt.vue';
+
+export default {
+  props: {
+    outputType: {
+      type: String,
+      required: true,
+    },
+    rawCode: {
+      type: String,
+      required: true,
+    },
+  },
+  components: {
+    prompt: Prompt,
+  },
+};
+</script>
diff --git a/app/assets/javascripts/notebook/cells/output/index.vue b/app/assets/javascripts/notebook/cells/output/index.vue
new file mode 100644
index 00000000000..23c9ea78939
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/output/index.vue
@@ -0,0 +1,83 @@
+<template>
+  <component :is="componentName"
+    type="output"
+    :outputType="outputType"
+    :count="count"
+    :raw-code="rawCode"
+    :code-css-class="codeCssClass" />
+</template>
+
+<script>
+import CodeCell from '../code/index.vue';
+import Html from './html.vue';
+import Image from './image.vue';
+
+export default {
+  props: {
+    codeCssClass: {
+      type: String,
+      required: false,
+      default: '',
+    },
+    count: {
+      type: Number,
+      required: false,
+      default: 0,
+    },
+    output: {
+      type: Object,
+      requred: true,
+    },
+  },
+  components: {
+    'code-cell': CodeCell,
+    'html-output': Html,
+    'image-output': Image,
+  },
+  data() {
+    return {
+      outputType: '',
+    };
+  },
+  computed: {
+    componentName() {
+      if (this.output.text) {
+        return 'code-cell';
+      } else if (this.output.data['image/png']) {
+        this.outputType = 'image/png';
+
+        return 'image-output';
+      } else if (this.output.data['text/html']) {
+        this.outputType = 'text/html';
+
+        return 'html-output';
+      } else if (this.output.data['image/svg+xml']) {
+        this.outputType = 'image/svg+xml';
+
+        return 'html-output';
+      }
+
+      this.outputType = 'text/plain';
+      return 'code-cell';
+    },
+    rawCode() {
+      if (this.output.text) {
+        return this.output.text.join('');
+      }
+
+      return this.dataForType(this.outputType);
+    },
+  },
+  methods: {
+    dataForType(type) {
+      let data = this.output.data[type];
+
+      if (typeof data === 'object') {
+        data = data.join('');
+      }
+
+      return data;
+    },
+  },
+};
+</script>
diff --git a/app/assets/javascripts/notebook/cells/prompt.vue b/app/assets/javascripts/notebook/cells/prompt.vue
new file mode 100644
index 00000000000..4540e4248d8
--- /dev/null
+++ b/app/assets/javascripts/notebook/cells/prompt.vue
@@ -0,0 +1,30 @@
+<template>
+  <div class="prompt">
+    <span v-if="type && count">
+      {{ type }} [{{ count }}]:
+    </span>
+  </div>
+</template>
+
+<script>
+  export default {
+    props: {
+      type: {
+        type: String,
+        required: false,
+      },
+      count: {
+        type: Number,
+        required: false,
+      },
+    },
+  };
+</script>
+
+<style scoped>
+.prompt {
+  padding: 0 10px;
+  min-width: 7em;
+  font-family: monospace;
+}
+</style>
diff --git a/app/assets/javascripts/notebook/index.vue b/app/assets/javascripts/notebook/index.vue
new file mode 100644
index 00000000000..fd62c1231ef
--- /dev/null
+++ b/app/assets/javascripts/notebook/index.vue
@@ -0,0 +1,75 @@
+<template>
+  <div v-if="hasNotebook">
+    <component
+      v-for="(cell, index) in cells"
+      :is="cellType(cell.cell_type)"
+      :cell="cell"
+      :key="index"
+      :code-css-class="codeCssClass" />
+  </div>
+</template>
+
+<script>
+  import {
+    MarkdownCell,
+    CodeCell,
+  } from './cells';
+
+  export default {
+    components: {
+      'code-cell': CodeCell,
+      'markdown-cell': MarkdownCell,
+    },
+    props: {
+      notebook: {
+        type: Object,
+        required: true,
+      },
+      codeCssClass: {
+        type: String,
+        required: false,
+        default: '',
+      },
+    },
+    methods: {
+      cellType(type) {
+        return `${type}-cell`;
+      },
+    },
+    computed: {
+      cells() {
+        if (this.notebook.worksheets) {
+          const data = {
+            cells: [],
+          };
+
+          return this.notebook.worksheets.reduce((cellData, sheet) => {
+            const cellDataCopy = cellData;
+            cellDataCopy.cells = cellDataCopy.cells.concat(sheet.cells);
+            return cellDataCopy;
+          }, data).cells;
+        }
+
+        return this.notebook.cells;
+      },
+      hasNotebook() {
+        return Object.keys(this.notebook).length;
+      },
+    },
+  };
+</script>
+
+<style>
+.cell,
+.input,
+.output {
+  display: flex;
+  width: 100%;
+  margin-bottom: 10px;
+}
+
+.cell pre {
+  margin: 0;
+  width: 100%;
+}
+</style>
diff --git a/app/assets/javascripts/notebook/lib/highlight.js b/app/assets/javascripts/notebook/lib/highlight.js
new file mode 100644
index 00000000000..74ade6d2edf
--- /dev/null
+++ b/app/assets/javascripts/notebook/lib/highlight.js
@@ -0,0 +1,22 @@
+import Prism from 'prismjs';
+import 'prismjs/components/prism-python';
+import 'prismjs/plugins/custom-class/prism-custom-class';
+
+Prism.plugins.customClass.map({
+  comment: 'c',
+  error: 'err',
+  operator: 'o',
+  constant: 'kc',
+  namespace: 'kn',
+  keyword: 'k',
+  string: 's',
+  number: 'm',
+  'attr-name': 'na',
+  builtin: 'nb',
+  entity: 'ni',
+  function: 'nf',
+  tag: 'nt',
+  variable: 'nv',
+});
+
+export default Prism;
diff --git a/package.json b/package.json
index e65f30eea77..f8c151ebd81 100644
--- a/package.json
+++ b/package.json
@@ -32,8 +32,10 @@
     "js-cookie": "^2.1.3",
     "jszip": "^3.1.3",
     "jszip-utils": "^0.0.2",
+    "marked": "^0.3.6",
     "mousetrap": "^1.4.6",
     "pikaday": "^1.5.1",
+    "prismjs": "^1.6.0",
     "raphael": "^2.2.7",
     "raw-loader": "^0.5.1",
     "react-dev-utils": "^0.5.2",
diff --git a/spec/javascripts/fixtures/raw.rb b/spec/javascripts/fixtures/raw.rb
new file mode 100644
index 00000000000..1ce622fc836
--- /dev/null
+++ b/spec/javascripts/fixtures/raw.rb
@@ -0,0 +1,24 @@
+require 'spec_helper'
+
+describe 'Raw files', '(JavaScript fixtures)', type: :controller do
+  include JavaScriptFixturesHelpers
+
+  let(:namespace) { create(:namespace, name: 'frontend-fixtures' )}
+  let(:project) { create(:project, namespace: namespace, path: 'raw-project') }
+
+  before(:all) do
+    clean_frontend_fixtures('blob/notebook/')
+  end
+
+  it 'blob/notebook/basic.json' do |example|
+    blob = project.repository.blob_at('6d85bb69', 'files/ipython/basic.ipynb')
+
+    store_frontend_fixture(blob.data, example.description)
+  end
+
+  it 'blob/notebook/worksheets.json' do |example|
+    blob = project.repository.blob_at('6d85bb69', 'files/ipython/worksheets.ipynb')
+
+    store_frontend_fixture(blob.data, example.description)
+  end
+end
diff --git a/spec/javascripts/notebook/cells/code_spec.js b/spec/javascripts/notebook/cells/code_spec.js
new file mode 100644
index 00000000000..0c432d73f67
--- /dev/null
+++ b/spec/javascripts/notebook/cells/code_spec.js
@@ -0,0 +1,55 @@
+import Vue from 'vue';
+import CodeComponent from '~/notebook/cells/code.vue';
+
+const Component = Vue.extend(CodeComponent);
+
+describe('Code component', () => {
+  let vm;
+  let json;
+
+  beforeEach(() => {
+    json = getJSONFixture('blob/notebook/basic.json');
+  });
+
+  describe('without output', () => {
+    beforeEach((done) => {
+      vm = new Component({
+        propsData: {
+          cell: json.cells[0],
+        },
+      });
+      vm.$mount();
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('does not render output prompt', () => {
+      expect(vm.$el.querySelectorAll('.prompt').length).toBe(1);
+    });
+  });
+
+  describe('with output', () => {
+    beforeEach((done) => {
+      vm = new Component({
+        propsData: {
+          cell: json.cells[2],
+        },
+      });
+      vm.$mount();
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('does not render output prompt', () => {
+      expect(vm.$el.querySelectorAll('.prompt').length).toBe(2);
+    });
+
+    it('renders output cell', () => {
+      expect(vm.$el.querySelector('.output')).toBeDefined();
+    });
+  });
+});
diff --git a/spec/javascripts/notebook/cells/markdown_spec.js b/spec/javascripts/notebook/cells/markdown_spec.js
new file mode 100644
index 00000000000..38c976f38d8
--- /dev/null
+++ b/spec/javascripts/notebook/cells/markdown_spec.js
@@ -0,0 +1,41 @@
+import Vue from 'vue';
+import MarkdownComponent from '~/notebook/cells/markdown.vue';
+
+const Component = Vue.extend(MarkdownComponent);
+
+describe('Markdown component', () => {
+  let vm;
+  let cell;
+  let json;
+
+  beforeEach((done) => {
+    json = getJSONFixture('blob/notebook/basic.json');
+
+    cell = json.cells[1];
+
+    vm = new Component({
+      propsData: {
+        cell,
+      },
+    });
+    vm.$mount();
+
+    setTimeout(() => {
+      done();
+    });
+  });
+
+  it('does not render promot', () => {
+    expect(vm.$el.querySelector('.prompt span')).toBeNull();
+  });
+
+  it('does not render the markdown text', () => {
+    expect(
+      vm.$el.querySelector('.markdown').innerHTML.trim(),
+    ).not.toEqual(cell.source.join(''));
+  });
+
+  it('renders the markdown HTML', () => {
+    expect(vm.$el.querySelector('.markdown h1')).not.toBeNull();
+  });
+});
diff --git a/spec/javascripts/notebook/cells/output/index_spec.js b/spec/javascripts/notebook/cells/output/index_spec.js
new file mode 100644
index 00000000000..dbf79f85c7c
--- /dev/null
+++ b/spec/javascripts/notebook/cells/output/index_spec.js
@@ -0,0 +1,126 @@
+import Vue from 'vue';
+import CodeComponent from '~/notebook/cells/output/index.vue';
+
+const Component = Vue.extend(CodeComponent);
+
+describe('Output component', () => {
+  let vm;
+  let json;
+
+  const createComponent = (output) => {
+    vm = new Component({
+      propsData: {
+        output,
+        count: 1,
+      },
+    });
+    vm.$mount();
+  };
+
+  beforeEach(() => {
+    json = getJSONFixture('blob/notebook/basic.json');
+  });
+
+  describe('text output', () => {
+    beforeEach((done) => {
+      createComponent(json.cells[2].outputs[0]);
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders as plain text', () => {
+      expect(vm.$el.querySelector('pre')).not.toBeNull();
+    });
+
+    it('renders promot', () => {
+      expect(vm.$el.querySelector('.prompt span')).not.toBeNull();
+    });
+  });
+
+  describe('image output', () => {
+    beforeEach((done) => {
+      createComponent(json.cells[3].outputs[0]);
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders as an image', () => {
+      expect(vm.$el.querySelector('img')).not.toBeNull();
+    });
+
+    it('does not render the prompt', () => {
+      expect(vm.$el.querySelector('.prompt span')).toBeNull();
+    });
+  });
+
+  describe('html output', () => {
+    beforeEach((done) => {
+      createComponent(json.cells[4].outputs[0]);
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders raw HTML', () => {
+      expect(vm.$el.querySelector('p')).not.toBeNull();
+      expect(vm.$el.textContent.trim()).toBe('test');
+    });
+
+    it('does not render the prompt', () => {
+      expect(vm.$el.querySelector('.prompt span')).toBeNull();
+    });
+  });
+
+  describe('svg output', () => {
+    beforeEach((done) => {
+      createComponent(json.cells[5].outputs[0]);
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders as an svg', () => {
+      expect(vm.$el.querySelector('svg')).not.toBeNull();
+    });
+
+    it('does not render the prompt', () => {
+      expect(vm.$el.querySelector('.prompt span')).toBeNull();
+    });
+  });
+
+  describe('default to plain text', () => {
+    beforeEach((done) => {
+      createComponent(json.cells[6].outputs[0]);
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders as plain text', () => {
+      expect(vm.$el.querySelector('pre')).not.toBeNull();
+      expect(vm.$el.textContent.trim()).toContain('testing');
+    });
+
+    it('renders promot', () => {
+      expect(vm.$el.querySelector('.prompt span')).not.toBeNull();
+    });
+
+    it('renders as plain text when doesn\'t recognise other types', (done) => {
+      createComponent(json.cells[7].outputs[0]);
+
+      setTimeout(() => {
+        expect(vm.$el.querySelector('pre')).not.toBeNull();
+        expect(vm.$el.textContent.trim()).toContain('testing');
+
+        done();
+      });
+    });
+  });
+});
diff --git a/spec/javascripts/notebook/cells/prompt_spec.js b/spec/javascripts/notebook/cells/prompt_spec.js
new file mode 100644
index 00000000000..207fa433a59
--- /dev/null
+++ b/spec/javascripts/notebook/cells/prompt_spec.js
@@ -0,0 +1,56 @@
+import Vue from 'vue';
+import PromptComponent from '~/notebook/cells/prompt.vue';
+
+const Component = Vue.extend(PromptComponent);
+
+describe('Prompt component', () => {
+  let vm;
+
+  describe('input', () => {
+    beforeEach((done) => {
+      vm = new Component({
+        propsData: {
+          type: 'In',
+          count: 1,
+        },
+      });
+      vm.$mount();
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders in label', () => {
+      expect(vm.$el.textContent.trim()).toContain('In');
+    });
+
+    it('renders count', () => {
+      expect(vm.$el.textContent.trim()).toContain('1');
+    });
+  });
+
+  describe('output', () => {
+    beforeEach((done) => {
+      vm = new Component({
+        propsData: {
+          type: 'Out',
+          count: 1,
+        },
+      });
+      vm.$mount();
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders in label', () => {
+      expect(vm.$el.textContent.trim()).toContain('Out');
+    });
+
+    it('renders count', () => {
+      expect(vm.$el.textContent.trim()).toContain('1');
+    });
+  });
+});
diff --git a/spec/javascripts/notebook/index_spec.js b/spec/javascripts/notebook/index_spec.js
new file mode 100644
index 00000000000..bd63ab35426
--- /dev/null
+++ b/spec/javascripts/notebook/index_spec.js
@@ -0,0 +1,98 @@
+import Vue from 'vue';
+import Notebook from '~/notebook/index.vue';
+
+const Component = Vue.extend(Notebook);
+
+describe('Notebook component', () => {
+  let vm;
+  let json;
+  let jsonWithWorksheet;
+
+  beforeEach(() => {
+    json = getJSONFixture('blob/notebook/basic.json');
+    jsonWithWorksheet = getJSONFixture('blob/notebook/worksheets.json');
+  });
+
+  describe('without JSON', () => {
+    beforeEach((done) => {
+      vm = new Component({
+        propsData: {
+          notebook: {},
+        },
+      });
+      vm.$mount();
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('does not render', () => {
+      expect(vm.$el.tagName).toBeUndefined();
+    });
+  });
+
+  describe('with JSON', () => {
+    beforeEach((done) => {
+      vm = new Component({
+        propsData: {
+          notebook: json,
+          codeCssClass: 'js-code-class',
+        },
+      });
+      vm.$mount();
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders cells', () => {
+      expect(vm.$el.querySelectorAll('.cell').length).toBe(json.cells.length);
+    });
+
+    it('renders markdown cell', () => {
+      expect(vm.$el.querySelector('.markdown')).not.toBeNull();
+    });
+
+    it('renders code cell', () => {
+      expect(vm.$el.querySelector('pre')).not.toBeNull();
+    });
+
+    it('add code class to code blocks', () => {
+      expect(vm.$el.querySelector('.js-code-class')).not.toBeNull();
+    });
+  });
+
+  describe('with worksheets', () => {
+    beforeEach((done) => {
+      vm = new Component({
+        propsData: {
+          notebook: jsonWithWorksheet,
+          codeCssClass: 'js-code-class',
+        },
+      });
+      vm.$mount();
+
+      setTimeout(() => {
+        done();
+      });
+    });
+
+    it('renders cells', () => {
+      expect(vm.$el.querySelectorAll('.cell').length).toBe(jsonWithWorksheet.worksheets[0].cells.length);
+    });
+
+    it('renders markdown cell', () => {
+      expect(vm.$el.querySelector('.markdown')).not.toBeNull();
+    });
+
+    it('renders code cell', () => {
+      expect(vm.$el.querySelector('pre')).not.toBeNull();
+    });
+
+    it('add code class to code blocks', () => {
+      expect(vm.$el.querySelector('.js-code-class')).not.toBeNull();
+    });
+  });
+});
diff --git a/spec/javascripts/notebook/lib/highlight_spec.js b/spec/javascripts/notebook/lib/highlight_spec.js
new file mode 100644
index 00000000000..d71c5718858
--- /dev/null
+++ b/spec/javascripts/notebook/lib/highlight_spec.js
@@ -0,0 +1,15 @@
+import Prism from '~/notebook/lib/highlight';
+
+describe('Highlight library', () => {
+  it('imports python language', () => {
+    expect(Prism.languages.python).toBeDefined();
+  });
+
+  it('uses custom CSS classes', () => {
+    const el = document.createElement('div');
+    el.innerHTML = Prism.highlight('console.log("a");', Prism.languages.javascript);
+
+    expect(el.querySelector('.s')).not.toBeNull();
+    expect(el.querySelector('.nf')).not.toBeNull();
+  });
+});
diff --git a/spec/support/test_env.rb b/spec/support/test_env.rb
index 60c2096a126..eb0f1efe55b 100644
--- a/spec/support/test_env.rb
+++ b/spec/support/test_env.rb
@@ -38,7 +38,8 @@ module TestEnv
     'deleted-image-test'                 => '6c17798',
     'wip'                                => 'b9238ee',
     'csv'                                => '3dd0896',
-    'v1.1.0'                             => 'b83d6e3'
+    'v1.1.0'                             => 'b83d6e3',
+    'add-ipython-files'                  => '6d85bb69'
   }.freeze
 
   # gitlab-test-fork is a fork of gitlab-fork, but we don't necessarily
diff --git a/vendor/assets/javascripts/notebooklab.js b/vendor/assets/javascripts/notebooklab.js
deleted file mode 100644
index b8cfdc53b48..00000000000
--- a/vendor/assets/javascripts/notebooklab.js
+++ /dev/null
@@ -1,5733 +0,0 @@
-(function webpackUniversalModuleDefinition(root, factory) {
-	if(typeof exports === 'object' && typeof module === 'object')
-		module.exports = factory();
-	else if(typeof define === 'function' && define.amd)
-		define("NotebookLab", [], factory);
-	else if(typeof exports === 'object')
-		exports["NotebookLab"] = factory();
-	else
-		root["NotebookLab"] = factory();
-})(this, function() {
-return /******/ (function(modules) { // webpackBootstrap
-/******/ 	// The module cache
-/******/ 	var installedModules = {};
-/******/
-/******/ 	// The require function
-/******/ 	function __webpack_require__(moduleId) {
-/******/
-/******/ 		// Check if module is in cache
-/******/ 		if(installedModules[moduleId])
-/******/ 			return installedModules[moduleId].exports;
-/******/
-/******/ 		// Create a new module (and put it into the cache)
-/******/ 		var module = installedModules[moduleId] = {
-/******/ 			i: moduleId,
-/******/ 			l: false,
-/******/ 			exports: {}
-/******/ 		};
-/******/
-/******/ 		// Execute the module function
-/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
-/******/
-/******/ 		// Flag the module as loaded
-/******/ 		module.l = true;
-/******/
-/******/ 		// Return the exports of the module
-/******/ 		return module.exports;
-/******/ 	}
-/******/
-/******/
-/******/ 	// expose the modules object (__webpack_modules__)
-/******/ 	__webpack_require__.m = modules;
-/******/
-/******/ 	// expose the module cache
-/******/ 	__webpack_require__.c = installedModules;
-/******/
-/******/ 	// identity function for calling harmony imports with the correct context
-/******/ 	__webpack_require__.i = function(value) { return value; };
-/******/
-/******/ 	// define getter function for harmony exports
-/******/ 	__webpack_require__.d = function(exports, name, getter) {
-/******/ 		if(!__webpack_require__.o(exports, name)) {
-/******/ 			Object.defineProperty(exports, name, {
-/******/ 				configurable: false,
-/******/ 				enumerable: true,
-/******/ 				get: getter
-/******/ 			});
-/******/ 		}
-/******/ 	};
-/******/
-/******/ 	// getDefaultExport function for compatibility with non-harmony modules
-/******/ 	__webpack_require__.n = function(module) {
-/******/ 		var getter = module && module.__esModule ?
-/******/ 			function getDefault() { return module['default']; } :
-/******/ 			function getModuleExports() { return module; };
-/******/ 		__webpack_require__.d(getter, 'a', getter);
-/******/ 		return getter;
-/******/ 	};
-/******/
-/******/ 	// Object.prototype.hasOwnProperty.call
-/******/ 	__webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
-/******/
-/******/ 	// __webpack_public_path__
-/******/ 	__webpack_require__.p = "";
-/******/
-/******/ 	// Load entry module and return exports
-/******/ 	return __webpack_require__(__webpack_require__.s = 47);
-/******/ })
-/************************************************************************/
-/******/ ([
-/* 0 */
-/***/ (function(module, exports) {
-
-// this module is a runtime utility for cleaner component module output and will
-// be included in the final webpack user bundle
-
-module.exports = function normalizeComponent (
-  rawScriptExports,
-  compiledTemplate,
-  scopeId,
-  cssModules
-) {
-  var esModule
-  var scriptExports = rawScriptExports = rawScriptExports || {}
-
-  // ES6 modules interop
-  var type = typeof rawScriptExports.default
-  if (type === 'object' || type === 'function') {
-    esModule = rawScriptExports
-    scriptExports = rawScriptExports.default
-  }
-
-  // Vue.extend constructor export interop
-  var options = typeof scriptExports === 'function'
-    ? scriptExports.options
-    : scriptExports
-
-  // render functions
-  if (compiledTemplate) {
-    options.render = compiledTemplate.render
-    options.staticRenderFns = compiledTemplate.staticRenderFns
-  }
-
-  // scopedId
-  if (scopeId) {
-    options._scopeId = scopeId
-  }
-
-  // inject cssModules
-  if (cssModules) {
-    var computed = Object.create(options.computed || null)
-    Object.keys(cssModules).forEach(function (key) {
-      var module = cssModules[key]
-      computed[key] = function () { return module }
-    })
-    options.computed = computed
-  }
-
-  return {
-    esModule: esModule,
-    exports: scriptExports,
-    options: options
-  }
-}
-
-
-/***/ }),
-/* 1 */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(Buffer) {/*
-	MIT License http://www.opensource.org/licenses/mit-license.php
-	Author Tobias Koppers @sokra
-*/
-// css base code, injected by the css-loader
-module.exports = function(useSourceMap) {
-	var list = [];
-
-	// return the list of modules as css string
-	list.toString = function toString() {
-		return this.map(function (item) {
-			var content = cssWithMappingToString(item, useSourceMap);
-			if(item[2]) {
-				return "@media " + item[2] + "{" + content + "}";
-			} else {
-				return content;
-			}
-		}).join("");
-	};
-
-	// import a list of modules into the list
-	list.i = function(modules, mediaQuery) {
-		if(typeof modules === "string")
-			modules = [[null, modules, ""]];
-		var alreadyImportedModules = {};
-		for(var i = 0; i < this.length; i++) {
-			var id = this[i][0];
-			if(typeof id === "number")
-				alreadyImportedModules[id] = true;
-		}
-		for(i = 0; i < modules.length; i++) {
-			var item = modules[i];
-			// skip already imported module
-			// this implementation is not 100% perfect for weird media query combinations
-			//  when a module is imported multiple times with different media queries.
-			//  I hope this will never occur (Hey this way we have smaller bundles)
-			if(typeof item[0] !== "number" || !alreadyImportedModules[item[0]]) {
-				if(mediaQuery && !item[2]) {
-					item[2] = mediaQuery;
-				} else if(mediaQuery) {
-					item[2] = "(" + item[2] + ") and (" + mediaQuery + ")";
-				}
-				list.push(item);
-			}
-		}
-	};
-	return list;
-};
-
-function cssWithMappingToString(item, useSourceMap) {
-	var content = item[1] || '';
-	var cssMapping = item[3];
-	if (!cssMapping) {
-		return content;
-	}
-
-	if (useSourceMap) {
-		var sourceMapping = toComment(cssMapping);
-		var sourceURLs = cssMapping.sources.map(function (source) {
-			return '/*# sourceURL=' + cssMapping.sourceRoot + source + ' */'
-		});
-
-		return [content].concat(sourceURLs).concat([sourceMapping]).join('\n');
-	}
-
-	return [content].join('\n');
-}
-
-// Adapted from convert-source-map (MIT)
-function toComment(sourceMap) {
-  var base64 = new Buffer(JSON.stringify(sourceMap)).toString('base64');
-  var data = 'sourceMappingURL=data:application/json;charset=utf-8;base64,' + base64;
-
-  return '/*# ' + data + ' */';
-}
-
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(18).Buffer))
-
-/***/ }),
-/* 2 */
-/***/ (function(module, exports, __webpack_require__) {
-
-
-/* styles */
-__webpack_require__(44)
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(13),
-  /* template */
-  __webpack_require__(39),
-  /* scopeId */
-  "data-v-4f6bf458",
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 3 */
-/***/ (function(module, exports, __webpack_require__) {
-
-/*
-  MIT License http://www.opensource.org/licenses/mit-license.php
-  Author Tobias Koppers @sokra
-  Modified by Evan You @yyx990803
-*/
-
-var hasDocument = typeof document !== 'undefined'
-
-if (typeof DEBUG !== 'undefined' && DEBUG) {
-  if (!hasDocument) {
-    throw new Error(
-    'vue-style-loader cannot be used in a non-browser environment. ' +
-    "Use { target: 'node' } in your Webpack config to indicate a server-rendering environment."
-  ) }
-}
-
-var listToStyles = __webpack_require__(46)
-
-/*
-type StyleObject = {
-  id: number;
-  parts: Array<StyleObjectPart>
-}
-
-type StyleObjectPart = {
-  css: string;
-  media: string;
-  sourceMap: ?string
-}
-*/
-
-var stylesInDom = {/*
-  [id: number]: {
-    id: number,
-    refs: number,
-    parts: Array<(obj?: StyleObjectPart) => void>
-  }
-*/}
-
-var head = hasDocument && (document.head || document.getElementsByTagName('head')[0])
-var singletonElement = null
-var singletonCounter = 0
-var isProduction = false
-var noop = function () {}
-
-// Force single-tag solution on IE6-9, which has a hard limit on the # of <style>
-// tags it will allow on a page
-var isOldIE = typeof navigator !== 'undefined' && /msie [6-9]\b/.test(navigator.userAgent.toLowerCase())
-
-module.exports = function (parentId, list, _isProduction) {
-  isProduction = _isProduction
-
-  var styles = listToStyles(parentId, list)
-  addStylesToDom(styles)
-
-  return function update (newList) {
-    var mayRemove = []
-    for (var i = 0; i < styles.length; i++) {
-      var item = styles[i]
-      var domStyle = stylesInDom[item.id]
-      domStyle.refs--
-      mayRemove.push(domStyle)
-    }
-    if (newList) {
-      styles = listToStyles(parentId, newList)
-      addStylesToDom(styles)
-    } else {
-      styles = []
-    }
-    for (var i = 0; i < mayRemove.length; i++) {
-      var domStyle = mayRemove[i]
-      if (domStyle.refs === 0) {
-        for (var j = 0; j < domStyle.parts.length; j++) {
-          domStyle.parts[j]()
-        }
-        delete stylesInDom[domStyle.id]
-      }
-    }
-  }
-}
-
-function addStylesToDom (styles /* Array<StyleObject> */) {
-  for (var i = 0; i < styles.length; i++) {
-    var item = styles[i]
-    var domStyle = stylesInDom[item.id]
-    if (domStyle) {
-      domStyle.refs++
-      for (var j = 0; j < domStyle.parts.length; j++) {
-        domStyle.parts[j](item.parts[j])
-      }
-      for (; j < item.parts.length; j++) {
-        domStyle.parts.push(addStyle(item.parts[j]))
-      }
-      if (domStyle.parts.length > item.parts.length) {
-        domStyle.parts.length = item.parts.length
-      }
-    } else {
-      var parts = []
-      for (var j = 0; j < item.parts.length; j++) {
-        parts.push(addStyle(item.parts[j]))
-      }
-      stylesInDom[item.id] = { id: item.id, refs: 1, parts: parts }
-    }
-  }
-}
-
-function createStyleElement () {
-  var styleElement = document.createElement('style')
-  styleElement.type = 'text/css'
-  head.appendChild(styleElement)
-  return styleElement
-}
-
-function addStyle (obj /* StyleObjectPart */) {
-  var update, remove
-  var styleElement = document.querySelector('style[data-vue-ssr-id~="' + obj.id + '"]')
-
-  if (styleElement) {
-    if (isProduction) {
-      // has SSR styles and in production mode.
-      // simply do nothing.
-      return noop
-    } else {
-      // has SSR styles but in dev mode.
-      // for some reason Chrome can't handle source map in server-rendered
-      // style tags - source maps in <style> only works if the style tag is
-      // created and inserted dynamically. So we remove the server rendered
-      // styles and inject new ones.
-      styleElement.parentNode.removeChild(styleElement)
-    }
-  }
-
-  if (isOldIE) {
-    // use singleton mode for IE9.
-    var styleIndex = singletonCounter++
-    styleElement = singletonElement || (singletonElement = createStyleElement())
-    update = applyToSingletonTag.bind(null, styleElement, styleIndex, false)
-    remove = applyToSingletonTag.bind(null, styleElement, styleIndex, true)
-  } else {
-    // use multi-style-tag mode in all other cases
-    styleElement = createStyleElement()
-    update = applyToTag.bind(null, styleElement)
-    remove = function () {
-      styleElement.parentNode.removeChild(styleElement)
-    }
-  }
-
-  update(obj)
-
-  return function updateStyle (newObj /* StyleObjectPart */) {
-    if (newObj) {
-      if (newObj.css === obj.css &&
-          newObj.media === obj.media &&
-          newObj.sourceMap === obj.sourceMap) {
-        return
-      }
-      update(obj = newObj)
-    } else {
-      remove()
-    }
-  }
-}
-
-var replaceText = (function () {
-  var textStore = []
-
-  return function (index, replacement) {
-    textStore[index] = replacement
-    return textStore.filter(Boolean).join('\n')
-  }
-})()
-
-function applyToSingletonTag (styleElement, index, remove, obj) {
-  var css = remove ? '' : obj.css
-
-  if (styleElement.styleSheet) {
-    styleElement.styleSheet.cssText = replaceText(index, css)
-  } else {
-    var cssNode = document.createTextNode(css)
-    var childNodes = styleElement.childNodes
-    if (childNodes[index]) styleElement.removeChild(childNodes[index])
-    if (childNodes.length) {
-      styleElement.insertBefore(cssNode, childNodes[index])
-    } else {
-      styleElement.appendChild(cssNode)
-    }
-  }
-}
-
-function applyToTag (styleElement, obj) {
-  var css = obj.css
-  var media = obj.media
-  var sourceMap = obj.sourceMap
-
-  if (media) {
-    styleElement.setAttribute('media', media)
-  }
-
-  if (sourceMap) {
-    // https://developer.chrome.com/devtools/docs/javascript-debugging
-    // this makes source maps inside style tags work properly in Chrome
-    css += '\n/*# sourceURL=' + sourceMap.sources[0] + ' */'
-    // http://stackoverflow.com/a/26603875
-    css += '\n/*# sourceMappingURL=data:application/json;base64,' + btoa(unescape(encodeURIComponent(JSON.stringify(sourceMap)))) + ' */'
-  }
-
-  if (styleElement.styleSheet) {
-    styleElement.styleSheet.cssText = css
-  } else {
-    while (styleElement.firstChild) {
-      styleElement.removeChild(styleElement.firstChild)
-    }
-    styleElement.appendChild(document.createTextNode(css))
-  }
-}
-
-
-/***/ }),
-/* 4 */
-/***/ (function(module, exports) {
-
-var g;

-

-// This works in non-strict mode

-g = (function() {

-	return this;

-})();

-

-try {

-	// This works if eval is allowed (see CSP)

-	g = g || Function("return this")() || (1,eval)("this");

-} catch(e) {

-	// This works if the window reference is available

-	if(typeof window === "object")

-		g = window;

-}

-

-// g can still be undefined, but nothing to do about it...

-// We return undefined, instead of nothing here, so it's

-// easier to handle this case. if(!global) { ...}

-

-module.exports = g;

-
-
-/***/ }),
-/* 5 */
-/***/ (function(module, exports, __webpack_require__) {
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(8),
-  /* template */
-  __webpack_require__(41),
-  /* scopeId */
-  null,
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 6 */
-/***/ (function(module, exports, __webpack_require__) {
-
-
-/* styles */
-__webpack_require__(43)
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(14),
-  /* template */
-  __webpack_require__(38),
-  /* scopeId */
-  null,
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 7 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _index = __webpack_require__(5);
-
-var _index2 = _interopRequireDefault(_index);
-
-var _index3 = __webpack_require__(33);
-
-var _index4 = _interopRequireDefault(_index3);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-
-exports.default = {
-  components: {
-    'code-cell': _index2.default,
-    'output-cell': _index4.default
-  },
-  props: {
-    cell: {
-      type: Object,
-      required: true
-    },
-    codeCssClass: {
-      type: String,
-      required: false,
-      default: ''
-    }
-  },
-  computed: {
-    rawInputCode: function rawInputCode() {
-      if (this.cell.source) {
-        return this.cell.source.join('');
-      }
-
-      return '';
-    },
-    hasOutput: function hasOutput() {
-      return this.cell.outputs.length;
-    },
-    output: function output() {
-      return this.cell.outputs[0];
-    }
-  }
-};
-
-/***/ }),
-/* 8 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _highlight = __webpack_require__(16);
-
-var _highlight2 = _interopRequireDefault(_highlight);
-
-var _prompt = __webpack_require__(2);
-
-var _prompt2 = _interopRequireDefault(_prompt);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-
-exports.default = {
-  components: {
-    prompt: _prompt2.default
-  },
-  props: {
-    count: {
-      type: Number,
-      required: false,
-      default: 0
-    },
-    codeCssClass: {
-      type: String,
-      required: false,
-      default: ''
-    },
-    type: {
-      type: String,
-      required: true
-    },
-    rawCode: {
-      type: String,
-      required: true
-    }
-  },
-  computed: {
-    code: function code() {
-      return this.rawCode;
-    },
-    promptType: function promptType() {
-      var type = this.type.split('put')[0];
-
-      return type.charAt(0).toUpperCase() + type.slice(1);
-    }
-  },
-  mounted: function mounted() {
-    _highlight2.default.highlightElement(this.$refs.code);
-  }
-};
-
-/***/ }),
-/* 9 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _marked = __webpack_require__(25);
-
-var _marked2 = _interopRequireDefault(_marked);
-
-var _prompt = __webpack_require__(2);
-
-var _prompt2 = _interopRequireDefault(_prompt);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-//
-//
-//
-//
-//
-//
-//
-
-var renderer = new _marked2.default.Renderer();
-
-/*
-  Regex to match KaTex blocks.
-
-  Supports the following:
-
-  \begin{equation}<math>\end{equation}
-  $$<math>$$
-  inline $<math>$
-
-  The matched text then goes through the KaTex renderer & then outputs the HTML
-*/
-var katexRegexString = '(\n  ^\\\\begin{[a-zA-Z]+}\\s\n  |\n  ^\\$\\$\n  |\n  \\s\\$(?!\\$)\n)\n  (.+?)\n(\n  \\s\\\\end{[a-zA-Z]+}$\n  |\n  \\$\\$$\n  |\n  \\$\n)\n'.replace(/\s/g, '').trim();
-
-renderer.paragraph = function (t) {
-  var text = t;
-  var inline = false;
-
-  if (typeof katex !== 'undefined') {
-    var katexString = text.replace(/\\/g, '\\');
-    var matches = new RegExp(katexRegexString, 'gi').exec(katexString);
-
-    if (matches && matches.length > 0) {
-      if (matches[1].trim() === '$' && matches[3].trim() === '$') {
-        inline = true;
-
-        text = katexString.replace(matches[0], '') + ' ' + katex.renderToString(matches[2]);
-      } else {
-        text = katex.renderToString(matches[2]);
-      }
-    }
-  }
-
-  return '<p class="' + (inline ? 'inline-katex' : '') + '">' + text + '</p>';
-};
-
-_marked2.default.setOptions({
-  sanitize: true,
-  renderer: renderer
-});
-
-exports.default = {
-  components: {
-    prompt: _prompt2.default
-  },
-  props: {
-    cell: {
-      type: Object,
-      required: true
-    }
-  },
-  computed: {
-    markdown: function markdown() {
-      return (0, _marked2.default)(this.cell.source.join(''));
-    }
-  }
-};
-
-/***/ }),
-/* 10 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _prompt = __webpack_require__(2);
-
-var _prompt2 = _interopRequireDefault(_prompt);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-exports.default = {
-  props: {
-    rawCode: {
-      type: String,
-      required: true
-    }
-  },
-  components: {
-    prompt: _prompt2.default
-  }
-}; //
-//
-//
-//
-//
-//
-//
-
-/***/ }),
-/* 11 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _prompt = __webpack_require__(2);
-
-var _prompt2 = _interopRequireDefault(_prompt);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-exports.default = {
-  props: {
-    outputType: {
-      type: String,
-      required: true
-    },
-    rawCode: {
-      type: String,
-      required: true
-    }
-  },
-  components: {
-    prompt: _prompt2.default
-  }
-}; //
-//
-//
-//
-//
-//
-//
-//
-
-/***/ }),
-/* 12 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; //
-//
-//
-//
-//
-//
-//
-//
-//
-
-var _index = __webpack_require__(5);
-
-var _index2 = _interopRequireDefault(_index);
-
-var _html = __webpack_require__(31);
-
-var _html2 = _interopRequireDefault(_html);
-
-var _image = __webpack_require__(32);
-
-var _image2 = _interopRequireDefault(_image);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-exports.default = {
-  props: {
-    codeCssClass: {
-      type: String,
-      required: false,
-      default: ''
-    },
-    count: {
-      type: Number,
-      required: false,
-      default: 0
-    },
-    output: {
-      type: Object,
-      requred: true
-    }
-  },
-  components: {
-    'code-cell': _index2.default,
-    'html-output': _html2.default,
-    'image-output': _image2.default
-  },
-  data: function data() {
-    return {
-      outputType: ''
-    };
-  },
-
-  computed: {
-    componentName: function componentName() {
-      if (this.output.text) {
-        return 'code-cell';
-      } else if (this.output.data['image/png']) {
-        this.outputType = 'image/png';
-
-        return 'image-output';
-      } else if (this.output.data['text/html']) {
-        this.outputType = 'text/html';
-
-        return 'html-output';
-      } else if (this.output.data['image/svg+xml']) {
-        this.outputType = 'image/svg+xml';
-
-        return 'html-output';
-      }
-
-      this.outputType = 'text/plain';
-      return 'code-cell';
-    },
-    rawCode: function rawCode() {
-      if (this.output.text) {
-        return this.output.text.join('');
-      }
-
-      return this.dataForType(this.outputType);
-    }
-  },
-  methods: {
-    dataForType: function dataForType(type) {
-      var data = this.output.data[type];
-
-      if ((typeof data === 'undefined' ? 'undefined' : _typeof(data)) === 'object') {
-        data = data.join('');
-      }
-
-      return data;
-    }
-  }
-};
-
-/***/ }),
-/* 13 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-//
-//
-//
-//
-//
-//
-//
-//
-
-exports.default = {
-  props: {
-    type: {
-      type: String,
-      required: false
-    },
-    count: {
-      type: Number,
-      required: false
-    }
-  }
-};
-
-/***/ }),
-/* 14 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _cells = __webpack_require__(15);
-
-exports.default = {
-  components: {
-    'code-cell': _cells.CodeCell,
-    'markdown-cell': _cells.MarkdownCell
-  },
-  props: {
-    notebook: {
-      type: Object,
-      required: true
-    },
-    codeCssClass: {
-      type: String,
-      required: false,
-      default: ''
-    }
-  },
-  methods: {
-    cellType: function cellType(type) {
-      return type + '-cell';
-    }
-  },
-  computed: {
-    cells: function cells() {
-      if (this.notebook.worksheets) {
-        var data = {
-          cells: []
-        };
-
-        return this.notebook.worksheets.reduce(function (cellData, sheet) {
-          var cellDataCopy = cellData;
-          cellDataCopy.cells = cellDataCopy.cells.concat(sheet.cells);
-          return cellDataCopy;
-        }, data).cells;
-      }
-
-      return this.notebook.cells;
-    },
-    hasNotebook: function hasNotebook() {
-      return Object.keys(this.notebook).length;
-    }
-  }
-}; //
-//
-//
-//
-//
-//
-//
-//
-//
-//
-//
-
-/***/ }),
-/* 15 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _markdown = __webpack_require__(30);
-
-Object.defineProperty(exports, 'MarkdownCell', {
-  enumerable: true,
-  get: function get() {
-    return _interopRequireDefault(_markdown).default;
-  }
-});
-
-var _code = __webpack_require__(29);
-
-Object.defineProperty(exports, 'CodeCell', {
-  enumerable: true,
-  get: function get() {
-    return _interopRequireDefault(_code).default;
-  }
-});
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-/***/ }),
-/* 16 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-
-var _prismjs = __webpack_require__(28);
-
-var _prismjs2 = _interopRequireDefault(_prismjs);
-
-__webpack_require__(26);
-
-__webpack_require__(27);
-
-function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
-
-_prismjs2.default.plugins.customClass.map({
-  comment: 'c',
-  error: 'err',
-  operator: 'o',
-  constant: 'kc',
-  namespace: 'kn',
-  keyword: 'k',
-  string: 's',
-  number: 'm',
-  'attr-name': 'na',
-  builtin: 'nb',
-  entity: 'ni',
-  function: 'nf',
-  tag: 'nt',
-  variable: 'nv'
-});
-
-exports.default = _prismjs2.default;
-
-/***/ }),
-/* 17 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-exports.byteLength = byteLength
-exports.toByteArray = toByteArray
-exports.fromByteArray = fromByteArray
-
-var lookup = []
-var revLookup = []
-var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array
-
-var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
-for (var i = 0, len = code.length; i < len; ++i) {
-  lookup[i] = code[i]
-  revLookup[code.charCodeAt(i)] = i
-}
-
-revLookup['-'.charCodeAt(0)] = 62
-revLookup['_'.charCodeAt(0)] = 63
-
-function placeHoldersCount (b64) {
-  var len = b64.length
-  if (len % 4 > 0) {
-    throw new Error('Invalid string. Length must be a multiple of 4')
-  }
-
-  // the number of equal signs (place holders)
-  // if there are two placeholders, than the two characters before it
-  // represent one byte
-  // if there is only one, then the three characters before it represent 2 bytes
-  // this is just a cheap hack to not do indexOf twice
-  return b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0
-}
-
-function byteLength (b64) {
-  // base64 is 4/3 + up to two characters of the original data
-  return b64.length * 3 / 4 - placeHoldersCount(b64)
-}
-
-function toByteArray (b64) {
-  var i, j, l, tmp, placeHolders, arr
-  var len = b64.length
-  placeHolders = placeHoldersCount(b64)
-
-  arr = new Arr(len * 3 / 4 - placeHolders)
-
-  // if there are placeholders, only get up to the last complete 4 chars
-  l = placeHolders > 0 ? len - 4 : len
-
-  var L = 0
-
-  for (i = 0, j = 0; i < l; i += 4, j += 3) {
-    tmp = (revLookup[b64.charCodeAt(i)] << 18) | (revLookup[b64.charCodeAt(i + 1)] << 12) | (revLookup[b64.charCodeAt(i + 2)] << 6) | revLookup[b64.charCodeAt(i + 3)]
-    arr[L++] = (tmp >> 16) & 0xFF
-    arr[L++] = (tmp >> 8) & 0xFF
-    arr[L++] = tmp & 0xFF
-  }
-
-  if (placeHolders === 2) {
-    tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4)
-    arr[L++] = tmp & 0xFF
-  } else if (placeHolders === 1) {
-    tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2)
-    arr[L++] = (tmp >> 8) & 0xFF
-    arr[L++] = tmp & 0xFF
-  }
-
-  return arr
-}
-
-function tripletToBase64 (num) {
-  return lookup[num >> 18 & 0x3F] + lookup[num >> 12 & 0x3F] + lookup[num >> 6 & 0x3F] + lookup[num & 0x3F]
-}
-
-function encodeChunk (uint8, start, end) {
-  var tmp
-  var output = []
-  for (var i = start; i < end; i += 3) {
-    tmp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
-    output.push(tripletToBase64(tmp))
-  }
-  return output.join('')
-}
-
-function fromByteArray (uint8) {
-  var tmp
-  var len = uint8.length
-  var extraBytes = len % 3 // if we have 1 byte left, pad 2 bytes
-  var output = ''
-  var parts = []
-  var maxChunkLength = 16383 // must be multiple of 3
-
-  // go through the array every three bytes, we'll deal with trailing stuff later
-  for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
-    parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)))
-  }
-
-  // pad the end with zeros, but make sure to not forget the extra bytes
-  if (extraBytes === 1) {
-    tmp = uint8[len - 1]
-    output += lookup[tmp >> 2]
-    output += lookup[(tmp << 4) & 0x3F]
-    output += '=='
-  } else if (extraBytes === 2) {
-    tmp = (uint8[len - 2] << 8) + (uint8[len - 1])
-    output += lookup[tmp >> 10]
-    output += lookup[(tmp >> 4) & 0x3F]
-    output += lookup[(tmp << 2) & 0x3F]
-    output += '='
-  }
-
-  parts.push(output)
-
-  return parts.join('')
-}
-
-
-/***/ }),
-/* 18 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-/* WEBPACK VAR INJECTION */(function(global) {/*!
- * The buffer module from node.js, for the browser.
- *
- * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
- * @license  MIT
- */
-/* eslint-disable no-proto */
-
-
-
-var base64 = __webpack_require__(17)
-var ieee754 = __webpack_require__(23)
-var isArray = __webpack_require__(24)
-
-exports.Buffer = Buffer
-exports.SlowBuffer = SlowBuffer
-exports.INSPECT_MAX_BYTES = 50
-
-/**
- * If `Buffer.TYPED_ARRAY_SUPPORT`:
- *   === true    Use Uint8Array implementation (fastest)
- *   === false   Use Object implementation (most compatible, even IE6)
- *
- * Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
- * Opera 11.6+, iOS 4.2+.
- *
- * Due to various browser bugs, sometimes the Object implementation will be used even
- * when the browser supports typed arrays.
- *
- * Note:
- *
- *   - Firefox 4-29 lacks support for adding new properties to `Uint8Array` instances,
- *     See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438.
- *
- *   - Chrome 9-10 is missing the `TypedArray.prototype.subarray` function.
- *
- *   - IE10 has a broken `TypedArray.prototype.subarray` function which returns arrays of
- *     incorrect length in some situations.
-
- * We detect these buggy browsers and set `Buffer.TYPED_ARRAY_SUPPORT` to `false` so they
- * get the Object implementation, which is slower but behaves correctly.
- */
-Buffer.TYPED_ARRAY_SUPPORT = global.TYPED_ARRAY_SUPPORT !== undefined
-  ? global.TYPED_ARRAY_SUPPORT
-  : typedArraySupport()
-
-/*
- * Export kMaxLength after typed array support is determined.
- */
-exports.kMaxLength = kMaxLength()
-
-function typedArraySupport () {
-  try {
-    var arr = new Uint8Array(1)
-    arr.__proto__ = {__proto__: Uint8Array.prototype, foo: function () { return 42 }}
-    return arr.foo() === 42 && // typed array instances can be augmented
-        typeof arr.subarray === 'function' && // chrome 9-10 lack `subarray`
-        arr.subarray(1, 1).byteLength === 0 // ie10 has broken `subarray`
-  } catch (e) {
-    return false
-  }
-}
-
-function kMaxLength () {
-  return Buffer.TYPED_ARRAY_SUPPORT
-    ? 0x7fffffff
-    : 0x3fffffff
-}
-
-function createBuffer (that, length) {
-  if (kMaxLength() < length) {
-    throw new RangeError('Invalid typed array length')
-  }
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    // Return an augmented `Uint8Array` instance, for best performance
-    that = new Uint8Array(length)
-    that.__proto__ = Buffer.prototype
-  } else {
-    // Fallback: Return an object instance of the Buffer class
-    if (that === null) {
-      that = new Buffer(length)
-    }
-    that.length = length
-  }
-
-  return that
-}
-
-/**
- * The Buffer constructor returns instances of `Uint8Array` that have their
- * prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
- * `Uint8Array`, so the returned instances will have all the node `Buffer` methods
- * and the `Uint8Array` methods. Square bracket notation works as expected -- it
- * returns a single octet.
- *
- * The `Uint8Array` prototype remains unmodified.
- */
-
-function Buffer (arg, encodingOrOffset, length) {
-  if (!Buffer.TYPED_ARRAY_SUPPORT && !(this instanceof Buffer)) {
-    return new Buffer(arg, encodingOrOffset, length)
-  }
-
-  // Common case.
-  if (typeof arg === 'number') {
-    if (typeof encodingOrOffset === 'string') {
-      throw new Error(
-        'If encoding is specified then the first argument must be a string'
-      )
-    }
-    return allocUnsafe(this, arg)
-  }
-  return from(this, arg, encodingOrOffset, length)
-}
-
-Buffer.poolSize = 8192 // not used by this implementation
-
-// TODO: Legacy, not needed anymore. Remove in next major version.
-Buffer._augment = function (arr) {
-  arr.__proto__ = Buffer.prototype
-  return arr
-}
-
-function from (that, value, encodingOrOffset, length) {
-  if (typeof value === 'number') {
-    throw new TypeError('"value" argument must not be a number')
-  }
-
-  if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) {
-    return fromArrayBuffer(that, value, encodingOrOffset, length)
-  }
-
-  if (typeof value === 'string') {
-    return fromString(that, value, encodingOrOffset)
-  }
-
-  return fromObject(that, value)
-}
-
-/**
- * Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
- * if value is a number.
- * Buffer.from(str[, encoding])
- * Buffer.from(array)
- * Buffer.from(buffer)
- * Buffer.from(arrayBuffer[, byteOffset[, length]])
- **/
-Buffer.from = function (value, encodingOrOffset, length) {
-  return from(null, value, encodingOrOffset, length)
-}
-
-if (Buffer.TYPED_ARRAY_SUPPORT) {
-  Buffer.prototype.__proto__ = Uint8Array.prototype
-  Buffer.__proto__ = Uint8Array
-  if (typeof Symbol !== 'undefined' && Symbol.species &&
-      Buffer[Symbol.species] === Buffer) {
-    // Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97
-    Object.defineProperty(Buffer, Symbol.species, {
-      value: null,
-      configurable: true
-    })
-  }
-}
-
-function assertSize (size) {
-  if (typeof size !== 'number') {
-    throw new TypeError('"size" argument must be a number')
-  } else if (size < 0) {
-    throw new RangeError('"size" argument must not be negative')
-  }
-}
-
-function alloc (that, size, fill, encoding) {
-  assertSize(size)
-  if (size <= 0) {
-    return createBuffer(that, size)
-  }
-  if (fill !== undefined) {
-    // Only pay attention to encoding if it's a string. This
-    // prevents accidentally sending in a number that would
-    // be interpretted as a start offset.
-    return typeof encoding === 'string'
-      ? createBuffer(that, size).fill(fill, encoding)
-      : createBuffer(that, size).fill(fill)
-  }
-  return createBuffer(that, size)
-}
-
-/**
- * Creates a new filled Buffer instance.
- * alloc(size[, fill[, encoding]])
- **/
-Buffer.alloc = function (size, fill, encoding) {
-  return alloc(null, size, fill, encoding)
-}
-
-function allocUnsafe (that, size) {
-  assertSize(size)
-  that = createBuffer(that, size < 0 ? 0 : checked(size) | 0)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) {
-    for (var i = 0; i < size; ++i) {
-      that[i] = 0
-    }
-  }
-  return that
-}
-
-/**
- * Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
- * */
-Buffer.allocUnsafe = function (size) {
-  return allocUnsafe(null, size)
-}
-/**
- * Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
- */
-Buffer.allocUnsafeSlow = function (size) {
-  return allocUnsafe(null, size)
-}
-
-function fromString (that, string, encoding) {
-  if (typeof encoding !== 'string' || encoding === '') {
-    encoding = 'utf8'
-  }
-
-  if (!Buffer.isEncoding(encoding)) {
-    throw new TypeError('"encoding" must be a valid string encoding')
-  }
-
-  var length = byteLength(string, encoding) | 0
-  that = createBuffer(that, length)
-
-  var actual = that.write(string, encoding)
-
-  if (actual !== length) {
-    // Writing a hex string, for example, that contains invalid characters will
-    // cause everything after the first invalid character to be ignored. (e.g.
-    // 'abxxcd' will be treated as 'ab')
-    that = that.slice(0, actual)
-  }
-
-  return that
-}
-
-function fromArrayLike (that, array) {
-  var length = array.length < 0 ? 0 : checked(array.length) | 0
-  that = createBuffer(that, length)
-  for (var i = 0; i < length; i += 1) {
-    that[i] = array[i] & 255
-  }
-  return that
-}
-
-function fromArrayBuffer (that, array, byteOffset, length) {
-  array.byteLength // this throws if `array` is not a valid ArrayBuffer
-
-  if (byteOffset < 0 || array.byteLength < byteOffset) {
-    throw new RangeError('\'offset\' is out of bounds')
-  }
-
-  if (array.byteLength < byteOffset + (length || 0)) {
-    throw new RangeError('\'length\' is out of bounds')
-  }
-
-  if (byteOffset === undefined && length === undefined) {
-    array = new Uint8Array(array)
-  } else if (length === undefined) {
-    array = new Uint8Array(array, byteOffset)
-  } else {
-    array = new Uint8Array(array, byteOffset, length)
-  }
-
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    // Return an augmented `Uint8Array` instance, for best performance
-    that = array
-    that.__proto__ = Buffer.prototype
-  } else {
-    // Fallback: Return an object instance of the Buffer class
-    that = fromArrayLike(that, array)
-  }
-  return that
-}
-
-function fromObject (that, obj) {
-  if (Buffer.isBuffer(obj)) {
-    var len = checked(obj.length) | 0
-    that = createBuffer(that, len)
-
-    if (that.length === 0) {
-      return that
-    }
-
-    obj.copy(that, 0, 0, len)
-    return that
-  }
-
-  if (obj) {
-    if ((typeof ArrayBuffer !== 'undefined' &&
-        obj.buffer instanceof ArrayBuffer) || 'length' in obj) {
-      if (typeof obj.length !== 'number' || isnan(obj.length)) {
-        return createBuffer(that, 0)
-      }
-      return fromArrayLike(that, obj)
-    }
-
-    if (obj.type === 'Buffer' && isArray(obj.data)) {
-      return fromArrayLike(that, obj.data)
-    }
-  }
-
-  throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
-}
-
-function checked (length) {
-  // Note: cannot use `length < kMaxLength()` here because that fails when
-  // length is NaN (which is otherwise coerced to zero.)
-  if (length >= kMaxLength()) {
-    throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
-                         'size: 0x' + kMaxLength().toString(16) + ' bytes')
-  }
-  return length | 0
-}
-
-function SlowBuffer (length) {
-  if (+length != length) { // eslint-disable-line eqeqeq
-    length = 0
-  }
-  return Buffer.alloc(+length)
-}
-
-Buffer.isBuffer = function isBuffer (b) {
-  return !!(b != null && b._isBuffer)
-}
-
-Buffer.compare = function compare (a, b) {
-  if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
-    throw new TypeError('Arguments must be Buffers')
-  }
-
-  if (a === b) return 0
-
-  var x = a.length
-  var y = b.length
-
-  for (var i = 0, len = Math.min(x, y); i < len; ++i) {
-    if (a[i] !== b[i]) {
-      x = a[i]
-      y = b[i]
-      break
-    }
-  }
-
-  if (x < y) return -1
-  if (y < x) return 1
-  return 0
-}
-
-Buffer.isEncoding = function isEncoding (encoding) {
-  switch (String(encoding).toLowerCase()) {
-    case 'hex':
-    case 'utf8':
-    case 'utf-8':
-    case 'ascii':
-    case 'latin1':
-    case 'binary':
-    case 'base64':
-    case 'ucs2':
-    case 'ucs-2':
-    case 'utf16le':
-    case 'utf-16le':
-      return true
-    default:
-      return false
-  }
-}
-
-Buffer.concat = function concat (list, length) {
-  if (!isArray(list)) {
-    throw new TypeError('"list" argument must be an Array of Buffers')
-  }
-
-  if (list.length === 0) {
-    return Buffer.alloc(0)
-  }
-
-  var i
-  if (length === undefined) {
-    length = 0
-    for (i = 0; i < list.length; ++i) {
-      length += list[i].length
-    }
-  }
-
-  var buffer = Buffer.allocUnsafe(length)
-  var pos = 0
-  for (i = 0; i < list.length; ++i) {
-    var buf = list[i]
-    if (!Buffer.isBuffer(buf)) {
-      throw new TypeError('"list" argument must be an Array of Buffers')
-    }
-    buf.copy(buffer, pos)
-    pos += buf.length
-  }
-  return buffer
-}
-
-function byteLength (string, encoding) {
-  if (Buffer.isBuffer(string)) {
-    return string.length
-  }
-  if (typeof ArrayBuffer !== 'undefined' && typeof ArrayBuffer.isView === 'function' &&
-      (ArrayBuffer.isView(string) || string instanceof ArrayBuffer)) {
-    return string.byteLength
-  }
-  if (typeof string !== 'string') {
-    string = '' + string
-  }
-
-  var len = string.length
-  if (len === 0) return 0
-
-  // Use a for loop to avoid recursion
-  var loweredCase = false
-  for (;;) {
-    switch (encoding) {
-      case 'ascii':
-      case 'latin1':
-      case 'binary':
-        return len
-      case 'utf8':
-      case 'utf-8':
-      case undefined:
-        return utf8ToBytes(string).length
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return len * 2
-      case 'hex':
-        return len >>> 1
-      case 'base64':
-        return base64ToBytes(string).length
-      default:
-        if (loweredCase) return utf8ToBytes(string).length // assume utf8
-        encoding = ('' + encoding).toLowerCase()
-        loweredCase = true
-    }
-  }
-}
-Buffer.byteLength = byteLength
-
-function slowToString (encoding, start, end) {
-  var loweredCase = false
-
-  // No need to verify that "this.length <= MAX_UINT32" since it's a read-only
-  // property of a typed array.
-
-  // This behaves neither like String nor Uint8Array in that we set start/end
-  // to their upper/lower bounds if the value passed is out of range.
-  // undefined is handled specially as per ECMA-262 6th Edition,
-  // Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
-  if (start === undefined || start < 0) {
-    start = 0
-  }
-  // Return early if start > this.length. Done here to prevent potential uint32
-  // coercion fail below.
-  if (start > this.length) {
-    return ''
-  }
-
-  if (end === undefined || end > this.length) {
-    end = this.length
-  }
-
-  if (end <= 0) {
-    return ''
-  }
-
-  // Force coersion to uint32. This will also coerce falsey/NaN values to 0.
-  end >>>= 0
-  start >>>= 0
-
-  if (end <= start) {
-    return ''
-  }
-
-  if (!encoding) encoding = 'utf8'
-
-  while (true) {
-    switch (encoding) {
-      case 'hex':
-        return hexSlice(this, start, end)
-
-      case 'utf8':
-      case 'utf-8':
-        return utf8Slice(this, start, end)
-
-      case 'ascii':
-        return asciiSlice(this, start, end)
-
-      case 'latin1':
-      case 'binary':
-        return latin1Slice(this, start, end)
-
-      case 'base64':
-        return base64Slice(this, start, end)
-
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return utf16leSlice(this, start, end)
-
-      default:
-        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-        encoding = (encoding + '').toLowerCase()
-        loweredCase = true
-    }
-  }
-}
-
-// The property is used by `Buffer.isBuffer` and `is-buffer` (in Safari 5-7) to detect
-// Buffer instances.
-Buffer.prototype._isBuffer = true
-
-function swap (b, n, m) {
-  var i = b[n]
-  b[n] = b[m]
-  b[m] = i
-}
-
-Buffer.prototype.swap16 = function swap16 () {
-  var len = this.length
-  if (len % 2 !== 0) {
-    throw new RangeError('Buffer size must be a multiple of 16-bits')
-  }
-  for (var i = 0; i < len; i += 2) {
-    swap(this, i, i + 1)
-  }
-  return this
-}
-
-Buffer.prototype.swap32 = function swap32 () {
-  var len = this.length
-  if (len % 4 !== 0) {
-    throw new RangeError('Buffer size must be a multiple of 32-bits')
-  }
-  for (var i = 0; i < len; i += 4) {
-    swap(this, i, i + 3)
-    swap(this, i + 1, i + 2)
-  }
-  return this
-}
-
-Buffer.prototype.swap64 = function swap64 () {
-  var len = this.length
-  if (len % 8 !== 0) {
-    throw new RangeError('Buffer size must be a multiple of 64-bits')
-  }
-  for (var i = 0; i < len; i += 8) {
-    swap(this, i, i + 7)
-    swap(this, i + 1, i + 6)
-    swap(this, i + 2, i + 5)
-    swap(this, i + 3, i + 4)
-  }
-  return this
-}
-
-Buffer.prototype.toString = function toString () {
-  var length = this.length | 0
-  if (length === 0) return ''
-  if (arguments.length === 0) return utf8Slice(this, 0, length)
-  return slowToString.apply(this, arguments)
-}
-
-Buffer.prototype.equals = function equals (b) {
-  if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
-  if (this === b) return true
-  return Buffer.compare(this, b) === 0
-}
-
-Buffer.prototype.inspect = function inspect () {
-  var str = ''
-  var max = exports.INSPECT_MAX_BYTES
-  if (this.length > 0) {
-    str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
-    if (this.length > max) str += ' ... '
-  }
-  return '<Buffer ' + str + '>'
-}
-
-Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
-  if (!Buffer.isBuffer(target)) {
-    throw new TypeError('Argument must be a Buffer')
-  }
-
-  if (start === undefined) {
-    start = 0
-  }
-  if (end === undefined) {
-    end = target ? target.length : 0
-  }
-  if (thisStart === undefined) {
-    thisStart = 0
-  }
-  if (thisEnd === undefined) {
-    thisEnd = this.length
-  }
-
-  if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
-    throw new RangeError('out of range index')
-  }
-
-  if (thisStart >= thisEnd && start >= end) {
-    return 0
-  }
-  if (thisStart >= thisEnd) {
-    return -1
-  }
-  if (start >= end) {
-    return 1
-  }
-
-  start >>>= 0
-  end >>>= 0
-  thisStart >>>= 0
-  thisEnd >>>= 0
-
-  if (this === target) return 0
-
-  var x = thisEnd - thisStart
-  var y = end - start
-  var len = Math.min(x, y)
-
-  var thisCopy = this.slice(thisStart, thisEnd)
-  var targetCopy = target.slice(start, end)
-
-  for (var i = 0; i < len; ++i) {
-    if (thisCopy[i] !== targetCopy[i]) {
-      x = thisCopy[i]
-      y = targetCopy[i]
-      break
-    }
-  }
-
-  if (x < y) return -1
-  if (y < x) return 1
-  return 0
-}
-
-// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
-// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
-//
-// Arguments:
-// - buffer - a Buffer to search
-// - val - a string, Buffer, or number
-// - byteOffset - an index into `buffer`; will be clamped to an int32
-// - encoding - an optional encoding, relevant is val is a string
-// - dir - true for indexOf, false for lastIndexOf
-function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
-  // Empty buffer means no match
-  if (buffer.length === 0) return -1
-
-  // Normalize byteOffset
-  if (typeof byteOffset === 'string') {
-    encoding = byteOffset
-    byteOffset = 0
-  } else if (byteOffset > 0x7fffffff) {
-    byteOffset = 0x7fffffff
-  } else if (byteOffset < -0x80000000) {
-    byteOffset = -0x80000000
-  }
-  byteOffset = +byteOffset  // Coerce to Number.
-  if (isNaN(byteOffset)) {
-    // byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
-    byteOffset = dir ? 0 : (buffer.length - 1)
-  }
-
-  // Normalize byteOffset: negative offsets start from the end of the buffer
-  if (byteOffset < 0) byteOffset = buffer.length + byteOffset
-  if (byteOffset >= buffer.length) {
-    if (dir) return -1
-    else byteOffset = buffer.length - 1
-  } else if (byteOffset < 0) {
-    if (dir) byteOffset = 0
-    else return -1
-  }
-
-  // Normalize val
-  if (typeof val === 'string') {
-    val = Buffer.from(val, encoding)
-  }
-
-  // Finally, search either indexOf (if dir is true) or lastIndexOf
-  if (Buffer.isBuffer(val)) {
-    // Special case: looking for empty string/buffer always fails
-    if (val.length === 0) {
-      return -1
-    }
-    return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
-  } else if (typeof val === 'number') {
-    val = val & 0xFF // Search for a byte value [0-255]
-    if (Buffer.TYPED_ARRAY_SUPPORT &&
-        typeof Uint8Array.prototype.indexOf === 'function') {
-      if (dir) {
-        return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
-      } else {
-        return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
-      }
-    }
-    return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
-  }
-
-  throw new TypeError('val must be string, number or Buffer')
-}
-
-function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
-  var indexSize = 1
-  var arrLength = arr.length
-  var valLength = val.length
-
-  if (encoding !== undefined) {
-    encoding = String(encoding).toLowerCase()
-    if (encoding === 'ucs2' || encoding === 'ucs-2' ||
-        encoding === 'utf16le' || encoding === 'utf-16le') {
-      if (arr.length < 2 || val.length < 2) {
-        return -1
-      }
-      indexSize = 2
-      arrLength /= 2
-      valLength /= 2
-      byteOffset /= 2
-    }
-  }
-
-  function read (buf, i) {
-    if (indexSize === 1) {
-      return buf[i]
-    } else {
-      return buf.readUInt16BE(i * indexSize)
-    }
-  }
-
-  var i
-  if (dir) {
-    var foundIndex = -1
-    for (i = byteOffset; i < arrLength; i++) {
-      if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
-        if (foundIndex === -1) foundIndex = i
-        if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
-      } else {
-        if (foundIndex !== -1) i -= i - foundIndex
-        foundIndex = -1
-      }
-    }
-  } else {
-    if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength
-    for (i = byteOffset; i >= 0; i--) {
-      var found = true
-      for (var j = 0; j < valLength; j++) {
-        if (read(arr, i + j) !== read(val, j)) {
-          found = false
-          break
-        }
-      }
-      if (found) return i
-    }
-  }
-
-  return -1
-}
-
-Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
-  return this.indexOf(val, byteOffset, encoding) !== -1
-}
-
-Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
-  return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
-}
-
-Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
-  return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
-}
-
-function hexWrite (buf, string, offset, length) {
-  offset = Number(offset) || 0
-  var remaining = buf.length - offset
-  if (!length) {
-    length = remaining
-  } else {
-    length = Number(length)
-    if (length > remaining) {
-      length = remaining
-    }
-  }
-
-  // must be an even number of digits
-  var strLen = string.length
-  if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')
-
-  if (length > strLen / 2) {
-    length = strLen / 2
-  }
-  for (var i = 0; i < length; ++i) {
-    var parsed = parseInt(string.substr(i * 2, 2), 16)
-    if (isNaN(parsed)) return i
-    buf[offset + i] = parsed
-  }
-  return i
-}
-
-function utf8Write (buf, string, offset, length) {
-  return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
-}
-
-function asciiWrite (buf, string, offset, length) {
-  return blitBuffer(asciiToBytes(string), buf, offset, length)
-}
-
-function latin1Write (buf, string, offset, length) {
-  return asciiWrite(buf, string, offset, length)
-}
-
-function base64Write (buf, string, offset, length) {
-  return blitBuffer(base64ToBytes(string), buf, offset, length)
-}
-
-function ucs2Write (buf, string, offset, length) {
-  return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
-}
-
-Buffer.prototype.write = function write (string, offset, length, encoding) {
-  // Buffer#write(string)
-  if (offset === undefined) {
-    encoding = 'utf8'
-    length = this.length
-    offset = 0
-  // Buffer#write(string, encoding)
-  } else if (length === undefined && typeof offset === 'string') {
-    encoding = offset
-    length = this.length
-    offset = 0
-  // Buffer#write(string, offset[, length][, encoding])
-  } else if (isFinite(offset)) {
-    offset = offset | 0
-    if (isFinite(length)) {
-      length = length | 0
-      if (encoding === undefined) encoding = 'utf8'
-    } else {
-      encoding = length
-      length = undefined
-    }
-  // legacy write(string, encoding, offset, length) - remove in v0.13
-  } else {
-    throw new Error(
-      'Buffer.write(string, encoding, offset[, length]) is no longer supported'
-    )
-  }
-
-  var remaining = this.length - offset
-  if (length === undefined || length > remaining) length = remaining
-
-  if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
-    throw new RangeError('Attempt to write outside buffer bounds')
-  }
-
-  if (!encoding) encoding = 'utf8'
-
-  var loweredCase = false
-  for (;;) {
-    switch (encoding) {
-      case 'hex':
-        return hexWrite(this, string, offset, length)
-
-      case 'utf8':
-      case 'utf-8':
-        return utf8Write(this, string, offset, length)
-
-      case 'ascii':
-        return asciiWrite(this, string, offset, length)
-
-      case 'latin1':
-      case 'binary':
-        return latin1Write(this, string, offset, length)
-
-      case 'base64':
-        // Warning: maxLength not taken into account in base64Write
-        return base64Write(this, string, offset, length)
-
-      case 'ucs2':
-      case 'ucs-2':
-      case 'utf16le':
-      case 'utf-16le':
-        return ucs2Write(this, string, offset, length)
-
-      default:
-        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
-        encoding = ('' + encoding).toLowerCase()
-        loweredCase = true
-    }
-  }
-}
-
-Buffer.prototype.toJSON = function toJSON () {
-  return {
-    type: 'Buffer',
-    data: Array.prototype.slice.call(this._arr || this, 0)
-  }
-}
-
-function base64Slice (buf, start, end) {
-  if (start === 0 && end === buf.length) {
-    return base64.fromByteArray(buf)
-  } else {
-    return base64.fromByteArray(buf.slice(start, end))
-  }
-}
-
-function utf8Slice (buf, start, end) {
-  end = Math.min(buf.length, end)
-  var res = []
-
-  var i = start
-  while (i < end) {
-    var firstByte = buf[i]
-    var codePoint = null
-    var bytesPerSequence = (firstByte > 0xEF) ? 4
-      : (firstByte > 0xDF) ? 3
-      : (firstByte > 0xBF) ? 2
-      : 1
-
-    if (i + bytesPerSequence <= end) {
-      var secondByte, thirdByte, fourthByte, tempCodePoint
-
-      switch (bytesPerSequence) {
-        case 1:
-          if (firstByte < 0x80) {
-            codePoint = firstByte
-          }
-          break
-        case 2:
-          secondByte = buf[i + 1]
-          if ((secondByte & 0xC0) === 0x80) {
-            tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F)
-            if (tempCodePoint > 0x7F) {
-              codePoint = tempCodePoint
-            }
-          }
-          break
-        case 3:
-          secondByte = buf[i + 1]
-          thirdByte = buf[i + 2]
-          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
-            tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F)
-            if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
-              codePoint = tempCodePoint
-            }
-          }
-          break
-        case 4:
-          secondByte = buf[i + 1]
-          thirdByte = buf[i + 2]
-          fourthByte = buf[i + 3]
-          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
-            tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F)
-            if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
-              codePoint = tempCodePoint
-            }
-          }
-      }
-    }
-
-    if (codePoint === null) {
-      // we did not generate a valid codePoint so insert a
-      // replacement char (U+FFFD) and advance only 1 byte
-      codePoint = 0xFFFD
-      bytesPerSequence = 1
-    } else if (codePoint > 0xFFFF) {
-      // encode to utf16 (surrogate pair dance)
-      codePoint -= 0x10000
-      res.push(codePoint >>> 10 & 0x3FF | 0xD800)
-      codePoint = 0xDC00 | codePoint & 0x3FF
-    }
-
-    res.push(codePoint)
-    i += bytesPerSequence
-  }
-
-  return decodeCodePointsArray(res)
-}
-
-// Based on http://stackoverflow.com/a/22747272/680742, the browser with
-// the lowest limit is Chrome, with 0x10000 args.
-// We go 1 magnitude less, for safety
-var MAX_ARGUMENTS_LENGTH = 0x1000
-
-function decodeCodePointsArray (codePoints) {
-  var len = codePoints.length
-  if (len <= MAX_ARGUMENTS_LENGTH) {
-    return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
-  }
-
-  // Decode in chunks to avoid "call stack size exceeded".
-  var res = ''
-  var i = 0
-  while (i < len) {
-    res += String.fromCharCode.apply(
-      String,
-      codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
-    )
-  }
-  return res
-}
-
-function asciiSlice (buf, start, end) {
-  var ret = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; ++i) {
-    ret += String.fromCharCode(buf[i] & 0x7F)
-  }
-  return ret
-}
-
-function latin1Slice (buf, start, end) {
-  var ret = ''
-  end = Math.min(buf.length, end)
-
-  for (var i = start; i < end; ++i) {
-    ret += String.fromCharCode(buf[i])
-  }
-  return ret
-}
-
-function hexSlice (buf, start, end) {
-  var len = buf.length
-
-  if (!start || start < 0) start = 0
-  if (!end || end < 0 || end > len) end = len
-
-  var out = ''
-  for (var i = start; i < end; ++i) {
-    out += toHex(buf[i])
-  }
-  return out
-}
-
-function utf16leSlice (buf, start, end) {
-  var bytes = buf.slice(start, end)
-  var res = ''
-  for (var i = 0; i < bytes.length; i += 2) {
-    res += String.fromCharCode(bytes[i] + bytes[i + 1] * 256)
-  }
-  return res
-}
-
-Buffer.prototype.slice = function slice (start, end) {
-  var len = this.length
-  start = ~~start
-  end = end === undefined ? len : ~~end
-
-  if (start < 0) {
-    start += len
-    if (start < 0) start = 0
-  } else if (start > len) {
-    start = len
-  }
-
-  if (end < 0) {
-    end += len
-    if (end < 0) end = 0
-  } else if (end > len) {
-    end = len
-  }
-
-  if (end < start) end = start
-
-  var newBuf
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    newBuf = this.subarray(start, end)
-    newBuf.__proto__ = Buffer.prototype
-  } else {
-    var sliceLen = end - start
-    newBuf = new Buffer(sliceLen, undefined)
-    for (var i = 0; i < sliceLen; ++i) {
-      newBuf[i] = this[i + start]
-    }
-  }
-
-  return newBuf
-}
-
-/*
- * Need to make sure that buffer isn't trying to write out of bounds.
- */
-function checkOffset (offset, ext, length) {
-  if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
-  if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
-}
-
-Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var val = this[offset]
-  var mul = 1
-  var i = 0
-  while (++i < byteLength && (mul *= 0x100)) {
-    val += this[offset + i] * mul
-  }
-
-  return val
-}
-
-Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) {
-    checkOffset(offset, byteLength, this.length)
-  }
-
-  var val = this[offset + --byteLength]
-  var mul = 1
-  while (byteLength > 0 && (mul *= 0x100)) {
-    val += this[offset + --byteLength] * mul
-  }
-
-  return val
-}
-
-Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 1, this.length)
-  return this[offset]
-}
-
-Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  return this[offset] | (this[offset + 1] << 8)
-}
-
-Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  return (this[offset] << 8) | this[offset + 1]
-}
-
-Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return ((this[offset]) |
-      (this[offset + 1] << 8) |
-      (this[offset + 2] << 16)) +
-      (this[offset + 3] * 0x1000000)
-}
-
-Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset] * 0x1000000) +
-    ((this[offset + 1] << 16) |
-    (this[offset + 2] << 8) |
-    this[offset + 3])
-}
-
-Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var val = this[offset]
-  var mul = 1
-  var i = 0
-  while (++i < byteLength && (mul *= 0x100)) {
-    val += this[offset + i] * mul
-  }
-  mul *= 0x80
-
-  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
-
-  return val
-}
-
-Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) checkOffset(offset, byteLength, this.length)
-
-  var i = byteLength
-  var mul = 1
-  var val = this[offset + --i]
-  while (i > 0 && (mul *= 0x100)) {
-    val += this[offset + --i] * mul
-  }
-  mul *= 0x80
-
-  if (val >= mul) val -= Math.pow(2, 8 * byteLength)
-
-  return val
-}
-
-Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 1, this.length)
-  if (!(this[offset] & 0x80)) return (this[offset])
-  return ((0xff - this[offset] + 1) * -1)
-}
-
-Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  var val = this[offset] | (this[offset + 1] << 8)
-  return (val & 0x8000) ? val | 0xFFFF0000 : val
-}
-
-Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 2, this.length)
-  var val = this[offset + 1] | (this[offset] << 8)
-  return (val & 0x8000) ? val | 0xFFFF0000 : val
-}
-
-Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset]) |
-    (this[offset + 1] << 8) |
-    (this[offset + 2] << 16) |
-    (this[offset + 3] << 24)
-}
-
-Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-
-  return (this[offset] << 24) |
-    (this[offset + 1] << 16) |
-    (this[offset + 2] << 8) |
-    (this[offset + 3])
-}
-
-Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-  return ieee754.read(this, offset, true, 23, 4)
-}
-
-Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 4, this.length)
-  return ieee754.read(this, offset, false, 23, 4)
-}
-
-Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 8, this.length)
-  return ieee754.read(this, offset, true, 52, 8)
-}
-
-Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
-  if (!noAssert) checkOffset(offset, 8, this.length)
-  return ieee754.read(this, offset, false, 52, 8)
-}
-
-function checkInt (buf, value, offset, ext, max, min) {
-  if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
-  if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
-  if (offset + ext > buf.length) throw new RangeError('Index out of range')
-}
-
-Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) {
-    var maxBytes = Math.pow(2, 8 * byteLength) - 1
-    checkInt(this, value, offset, byteLength, maxBytes, 0)
-  }
-
-  var mul = 1
-  var i = 0
-  this[offset] = value & 0xFF
-  while (++i < byteLength && (mul *= 0x100)) {
-    this[offset + i] = (value / mul) & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  byteLength = byteLength | 0
-  if (!noAssert) {
-    var maxBytes = Math.pow(2, 8 * byteLength) - 1
-    checkInt(this, value, offset, byteLength, maxBytes, 0)
-  }
-
-  var i = byteLength - 1
-  var mul = 1
-  this[offset + i] = value & 0xFF
-  while (--i >= 0 && (mul *= 0x100)) {
-    this[offset + i] = (value / mul) & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
-  this[offset] = (value & 0xff)
-  return offset + 1
-}
-
-function objectWriteUInt16 (buf, value, offset, littleEndian) {
-  if (value < 0) value = 0xffff + value + 1
-  for (var i = 0, j = Math.min(buf.length - offset, 2); i < j; ++i) {
-    buf[offset + i] = (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
-      (littleEndian ? i : 1 - i) * 8
-  }
-}
-
-Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value & 0xff)
-    this[offset + 1] = (value >>> 8)
-  } else {
-    objectWriteUInt16(this, value, offset, true)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 8)
-    this[offset + 1] = (value & 0xff)
-  } else {
-    objectWriteUInt16(this, value, offset, false)
-  }
-  return offset + 2
-}
-
-function objectWriteUInt32 (buf, value, offset, littleEndian) {
-  if (value < 0) value = 0xffffffff + value + 1
-  for (var i = 0, j = Math.min(buf.length - offset, 4); i < j; ++i) {
-    buf[offset + i] = (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
-  }
-}
-
-Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset + 3] = (value >>> 24)
-    this[offset + 2] = (value >>> 16)
-    this[offset + 1] = (value >>> 8)
-    this[offset] = (value & 0xff)
-  } else {
-    objectWriteUInt32(this, value, offset, true)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 24)
-    this[offset + 1] = (value >>> 16)
-    this[offset + 2] = (value >>> 8)
-    this[offset + 3] = (value & 0xff)
-  } else {
-    objectWriteUInt32(this, value, offset, false)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) {
-    var limit = Math.pow(2, 8 * byteLength - 1)
-
-    checkInt(this, value, offset, byteLength, limit - 1, -limit)
-  }
-
-  var i = 0
-  var mul = 1
-  var sub = 0
-  this[offset] = value & 0xFF
-  while (++i < byteLength && (mul *= 0x100)) {
-    if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
-      sub = 1
-    }
-    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) {
-    var limit = Math.pow(2, 8 * byteLength - 1)
-
-    checkInt(this, value, offset, byteLength, limit - 1, -limit)
-  }
-
-  var i = byteLength - 1
-  var mul = 1
-  var sub = 0
-  this[offset + i] = value & 0xFF
-  while (--i >= 0 && (mul *= 0x100)) {
-    if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
-      sub = 1
-    }
-    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
-  }
-
-  return offset + byteLength
-}
-
-Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
-  if (!Buffer.TYPED_ARRAY_SUPPORT) value = Math.floor(value)
-  if (value < 0) value = 0xff + value + 1
-  this[offset] = (value & 0xff)
-  return offset + 1
-}
-
-Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value & 0xff)
-    this[offset + 1] = (value >>> 8)
-  } else {
-    objectWriteUInt16(this, value, offset, true)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 8)
-    this[offset + 1] = (value & 0xff)
-  } else {
-    objectWriteUInt16(this, value, offset, false)
-  }
-  return offset + 2
-}
-
-Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value & 0xff)
-    this[offset + 1] = (value >>> 8)
-    this[offset + 2] = (value >>> 16)
-    this[offset + 3] = (value >>> 24)
-  } else {
-    objectWriteUInt32(this, value, offset, true)
-  }
-  return offset + 4
-}
-
-Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
-  value = +value
-  offset = offset | 0
-  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
-  if (value < 0) value = 0xffffffff + value + 1
-  if (Buffer.TYPED_ARRAY_SUPPORT) {
-    this[offset] = (value >>> 24)
-    this[offset + 1] = (value >>> 16)
-    this[offset + 2] = (value >>> 8)
-    this[offset + 3] = (value & 0xff)
-  } else {
-    objectWriteUInt32(this, value, offset, false)
-  }
-  return offset + 4
-}
-
-function checkIEEE754 (buf, value, offset, ext, max, min) {
-  if (offset + ext > buf.length) throw new RangeError('Index out of range')
-  if (offset < 0) throw new RangeError('Index out of range')
-}
-
-function writeFloat (buf, value, offset, littleEndian, noAssert) {
-  if (!noAssert) {
-    checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
-  }
-  ieee754.write(buf, value, offset, littleEndian, 23, 4)
-  return offset + 4
-}
-
-Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
-  return writeFloat(this, value, offset, true, noAssert)
-}
-
-Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
-  return writeFloat(this, value, offset, false, noAssert)
-}
-
-function writeDouble (buf, value, offset, littleEndian, noAssert) {
-  if (!noAssert) {
-    checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
-  }
-  ieee754.write(buf, value, offset, littleEndian, 52, 8)
-  return offset + 8
-}
-
-Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
-  return writeDouble(this, value, offset, true, noAssert)
-}
-
-Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
-  return writeDouble(this, value, offset, false, noAssert)
-}
-
-// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
-Buffer.prototype.copy = function copy (target, targetStart, start, end) {
-  if (!start) start = 0
-  if (!end && end !== 0) end = this.length
-  if (targetStart >= target.length) targetStart = target.length
-  if (!targetStart) targetStart = 0
-  if (end > 0 && end < start) end = start
-
-  // Copy 0 bytes; we're done
-  if (end === start) return 0
-  if (target.length === 0 || this.length === 0) return 0
-
-  // Fatal error conditions
-  if (targetStart < 0) {
-    throw new RangeError('targetStart out of bounds')
-  }
-  if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
-  if (end < 0) throw new RangeError('sourceEnd out of bounds')
-
-  // Are we oob?
-  if (end > this.length) end = this.length
-  if (target.length - targetStart < end - start) {
-    end = target.length - targetStart + start
-  }
-
-  var len = end - start
-  var i
-
-  if (this === target && start < targetStart && targetStart < end) {
-    // descending copy from end
-    for (i = len - 1; i >= 0; --i) {
-      target[i + targetStart] = this[i + start]
-    }
-  } else if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
-    // ascending copy from start
-    for (i = 0; i < len; ++i) {
-      target[i + targetStart] = this[i + start]
-    }
-  } else {
-    Uint8Array.prototype.set.call(
-      target,
-      this.subarray(start, start + len),
-      targetStart
-    )
-  }
-
-  return len
-}
-
-// Usage:
-//    buffer.fill(number[, offset[, end]])
-//    buffer.fill(buffer[, offset[, end]])
-//    buffer.fill(string[, offset[, end]][, encoding])
-Buffer.prototype.fill = function fill (val, start, end, encoding) {
-  // Handle string cases:
-  if (typeof val === 'string') {
-    if (typeof start === 'string') {
-      encoding = start
-      start = 0
-      end = this.length
-    } else if (typeof end === 'string') {
-      encoding = end
-      end = this.length
-    }
-    if (val.length === 1) {
-      var code = val.charCodeAt(0)
-      if (code < 256) {
-        val = code
-      }
-    }
-    if (encoding !== undefined && typeof encoding !== 'string') {
-      throw new TypeError('encoding must be a string')
-    }
-    if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
-      throw new TypeError('Unknown encoding: ' + encoding)
-    }
-  } else if (typeof val === 'number') {
-    val = val & 255
-  }
-
-  // Invalid ranges are not set to a default, so can range check early.
-  if (start < 0 || this.length < start || this.length < end) {
-    throw new RangeError('Out of range index')
-  }
-
-  if (end <= start) {
-    return this
-  }
-
-  start = start >>> 0
-  end = end === undefined ? this.length : end >>> 0
-
-  if (!val) val = 0
-
-  var i
-  if (typeof val === 'number') {
-    for (i = start; i < end; ++i) {
-      this[i] = val
-    }
-  } else {
-    var bytes = Buffer.isBuffer(val)
-      ? val
-      : utf8ToBytes(new Buffer(val, encoding).toString())
-    var len = bytes.length
-    for (i = 0; i < end - start; ++i) {
-      this[i + start] = bytes[i % len]
-    }
-  }
-
-  return this
-}
-
-// HELPER FUNCTIONS
-// ================
-
-var INVALID_BASE64_RE = /[^+\/0-9A-Za-z-_]/g
-
-function base64clean (str) {
-  // Node strips out invalid characters like \n and \t from the string, base64-js does not
-  str = stringtrim(str).replace(INVALID_BASE64_RE, '')
-  // Node converts strings with length < 2 to ''
-  if (str.length < 2) return ''
-  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
-  while (str.length % 4 !== 0) {
-    str = str + '='
-  }
-  return str
-}
-
-function stringtrim (str) {
-  if (str.trim) return str.trim()
-  return str.replace(/^\s+|\s+$/g, '')
-}
-
-function toHex (n) {
-  if (n < 16) return '0' + n.toString(16)
-  return n.toString(16)
-}
-
-function utf8ToBytes (string, units) {
-  units = units || Infinity
-  var codePoint
-  var length = string.length
-  var leadSurrogate = null
-  var bytes = []
-
-  for (var i = 0; i < length; ++i) {
-    codePoint = string.charCodeAt(i)
-
-    // is surrogate component
-    if (codePoint > 0xD7FF && codePoint < 0xE000) {
-      // last char was a lead
-      if (!leadSurrogate) {
-        // no lead yet
-        if (codePoint > 0xDBFF) {
-          // unexpected trail
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          continue
-        } else if (i + 1 === length) {
-          // unpaired lead
-          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-          continue
-        }
-
-        // valid lead
-        leadSurrogate = codePoint
-
-        continue
-      }
-
-      // 2 leads in a row
-      if (codePoint < 0xDC00) {
-        if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-        leadSurrogate = codePoint
-        continue
-      }
-
-      // valid surrogate pair
-      codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000
-    } else if (leadSurrogate) {
-      // valid bmp char, but last char was a lead
-      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
-    }
-
-    leadSurrogate = null
-
-    // encode utf8
-    if (codePoint < 0x80) {
-      if ((units -= 1) < 0) break
-      bytes.push(codePoint)
-    } else if (codePoint < 0x800) {
-      if ((units -= 2) < 0) break
-      bytes.push(
-        codePoint >> 0x6 | 0xC0,
-        codePoint & 0x3F | 0x80
-      )
-    } else if (codePoint < 0x10000) {
-      if ((units -= 3) < 0) break
-      bytes.push(
-        codePoint >> 0xC | 0xE0,
-        codePoint >> 0x6 & 0x3F | 0x80,
-        codePoint & 0x3F | 0x80
-      )
-    } else if (codePoint < 0x110000) {
-      if ((units -= 4) < 0) break
-      bytes.push(
-        codePoint >> 0x12 | 0xF0,
-        codePoint >> 0xC & 0x3F | 0x80,
-        codePoint >> 0x6 & 0x3F | 0x80,
-        codePoint & 0x3F | 0x80
-      )
-    } else {
-      throw new Error('Invalid code point')
-    }
-  }
-
-  return bytes
-}
-
-function asciiToBytes (str) {
-  var byteArray = []
-  for (var i = 0; i < str.length; ++i) {
-    // Node's code seems to be doing this and not & 0x7F..
-    byteArray.push(str.charCodeAt(i) & 0xFF)
-  }
-  return byteArray
-}
-
-function utf16leToBytes (str, units) {
-  var c, hi, lo
-  var byteArray = []
-  for (var i = 0; i < str.length; ++i) {
-    if ((units -= 2) < 0) break
-
-    c = str.charCodeAt(i)
-    hi = c >> 8
-    lo = c % 256
-    byteArray.push(lo)
-    byteArray.push(hi)
-  }
-
-  return byteArray
-}
-
-function base64ToBytes (str) {
-  return base64.toByteArray(base64clean(str))
-}
-
-function blitBuffer (src, dst, offset, length) {
-  for (var i = 0; i < length; ++i) {
-    if ((i + offset >= dst.length) || (i >= src.length)) break
-    dst[i + offset] = src[i]
-  }
-  return i
-}
-
-function isnan (val) {
-  return val !== val // eslint-disable-line no-self-compare
-}
-
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(4)))
-
-/***/ }),
-/* 19 */
-/***/ (function(module, exports, __webpack_require__) {
-
-exports = module.exports = __webpack_require__(1)(undefined);
-// imports
-
-
-// module
-exports.push([module.i, ".cell[data-v-3ac4c361]{flex-direction:column}", ""]);
-
-// exports
-
-
-/***/ }),
-/* 20 */
-/***/ (function(module, exports, __webpack_require__) {
-
-exports = module.exports = __webpack_require__(1)(undefined);
-// imports
-
-
-// module
-exports.push([module.i, ".cell,.input,.output{display:flex;width:100%;margin-bottom:10px}.cell pre{margin:0;width:100%}", ""]);
-
-// exports
-
-
-/***/ }),
-/* 21 */
-/***/ (function(module, exports, __webpack_require__) {
-
-exports = module.exports = __webpack_require__(1)(undefined);
-// imports
-
-
-// module
-exports.push([module.i, ".prompt[data-v-4f6bf458]{padding:0 10px;min-width:7em;font-family:monospace}", ""]);
-
-// exports
-
-
-/***/ }),
-/* 22 */
-/***/ (function(module, exports, __webpack_require__) {
-
-exports = module.exports = __webpack_require__(1)(undefined);
-// imports
-
-
-// module
-exports.push([module.i, ".markdown .katex{display:block;text-align:center}.markdown .inline-katex .katex{display:inline;text-align:initial}", ""]);
-
-// exports
-
-
-/***/ }),
-/* 23 */
-/***/ (function(module, exports) {
-
-exports.read = function (buffer, offset, isLE, mLen, nBytes) {
-  var e, m
-  var eLen = nBytes * 8 - mLen - 1
-  var eMax = (1 << eLen) - 1
-  var eBias = eMax >> 1
-  var nBits = -7
-  var i = isLE ? (nBytes - 1) : 0
-  var d = isLE ? -1 : 1
-  var s = buffer[offset + i]
-
-  i += d
-
-  e = s & ((1 << (-nBits)) - 1)
-  s >>= (-nBits)
-  nBits += eLen
-  for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-  m = e & ((1 << (-nBits)) - 1)
-  e >>= (-nBits)
-  nBits += mLen
-  for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}
-
-  if (e === 0) {
-    e = 1 - eBias
-  } else if (e === eMax) {
-    return m ? NaN : ((s ? -1 : 1) * Infinity)
-  } else {
-    m = m + Math.pow(2, mLen)
-    e = e - eBias
-  }
-  return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
-}
-
-exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
-  var e, m, c
-  var eLen = nBytes * 8 - mLen - 1
-  var eMax = (1 << eLen) - 1
-  var eBias = eMax >> 1
-  var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
-  var i = isLE ? 0 : (nBytes - 1)
-  var d = isLE ? 1 : -1
-  var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0
-
-  value = Math.abs(value)
-
-  if (isNaN(value) || value === Infinity) {
-    m = isNaN(value) ? 1 : 0
-    e = eMax
-  } else {
-    e = Math.floor(Math.log(value) / Math.LN2)
-    if (value * (c = Math.pow(2, -e)) < 1) {
-      e--
-      c *= 2
-    }
-    if (e + eBias >= 1) {
-      value += rt / c
-    } else {
-      value += rt * Math.pow(2, 1 - eBias)
-    }
-    if (value * c >= 2) {
-      e++
-      c /= 2
-    }
-
-    if (e + eBias >= eMax) {
-      m = 0
-      e = eMax
-    } else if (e + eBias >= 1) {
-      m = (value * c - 1) * Math.pow(2, mLen)
-      e = e + eBias
-    } else {
-      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
-      e = 0
-    }
-  }
-
-  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}
-
-  e = (e << mLen) | m
-  eLen += mLen
-  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}
-
-  buffer[offset + i - d] |= s * 128
-}
-
-
-/***/ }),
-/* 24 */
-/***/ (function(module, exports) {
-
-var toString = {}.toString;
-
-module.exports = Array.isArray || function (arr) {
-  return toString.call(arr) == '[object Array]';
-};
-
-
-/***/ }),
-/* 25 */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(global) {/**
- * marked - a markdown parser
- * Copyright (c) 2011-2014, Christopher Jeffrey. (MIT Licensed)
- * https://github.com/chjj/marked
- */
-
-;(function() {
-
-/**
- * Block-Level Grammar
- */
-
-var block = {
-  newline: /^\n+/,
-  code: /^( {4}[^\n]+\n*)+/,
-  fences: noop,
-  hr: /^( *[-*_]){3,} *(?:\n+|$)/,
-  heading: /^ *(#{1,6}) *([^\n]+?) *#* *(?:\n+|$)/,
-  nptable: noop,
-  lheading: /^([^\n]+)\n *(=|-){2,} *(?:\n+|$)/,
-  blockquote: /^( *>[^\n]+(\n(?!def)[^\n]+)*\n*)+/,
-  list: /^( *)(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?!\1bull )\n*|\s*$)/,
-  html: /^ *(?:comment *(?:\n|\s*$)|closed *(?:\n{2,}|\s*$)|closing *(?:\n{2,}|\s*$))/,
-  def: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +["(]([^\n]+)[")])? *(?:\n+|$)/,
-  table: noop,
-  paragraph: /^((?:[^\n]+\n?(?!hr|heading|lheading|blockquote|tag|def))+)\n*/,
-  text: /^[^\n]+/
-};
-
-block.bullet = /(?:[*+-]|\d+\.)/;
-block.item = /^( *)(bull) [^\n]*(?:\n(?!\1bull )[^\n]*)*/;
-block.item = replace(block.item, 'gm')
-  (/bull/g, block.bullet)
-  ();
-
-block.list = replace(block.list)
-  (/bull/g, block.bullet)
-  ('hr', '\\n+(?=\\1?(?:[-*_] *){3,}(?:\\n+|$))')
-  ('def', '\\n+(?=' + block.def.source + ')')
-  ();
-
-block.blockquote = replace(block.blockquote)
-  ('def', block.def)
-  ();
-
-block._tag = '(?!(?:'
-  + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code'
-  + '|var|samp|kbd|sub|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo'
-  + '|span|br|wbr|ins|del|img)\\b)\\w+(?!:/|[^\\w\\s@]*@)\\b';
-
-block.html = replace(block.html)
-  ('comment', /<!--[\s\S]*?-->/)
-  ('closed', /<(tag)[\s\S]+?<\/\1>/)
-  ('closing', /<tag(?:"[^"]*"|'[^']*'|[^'">])*?>/)
-  (/tag/g, block._tag)
-  ();
-
-block.paragraph = replace(block.paragraph)
-  ('hr', block.hr)
-  ('heading', block.heading)
-  ('lheading', block.lheading)
-  ('blockquote', block.blockquote)
-  ('tag', '<' + block._tag)
-  ('def', block.def)
-  ();
-
-/**
- * Normal Block Grammar
- */
-
-block.normal = merge({}, block);
-
-/**
- * GFM Block Grammar
- */
-
-block.gfm = merge({}, block.normal, {
-  fences: /^ *(`{3,}|~{3,})[ \.]*(\S+)? *\n([\s\S]*?)\s*\1 *(?:\n+|$)/,
-  paragraph: /^/,
-  heading: /^ *(#{1,6}) +([^\n]+?) *#* *(?:\n+|$)/
-});
-
-block.gfm.paragraph = replace(block.paragraph)
-  ('(?!', '(?!'
-    + block.gfm.fences.source.replace('\\1', '\\2') + '|'
-    + block.list.source.replace('\\1', '\\3') + '|')
-  ();
-
-/**
- * GFM + Tables Block Grammar
- */
-
-block.tables = merge({}, block.gfm, {
-  nptable: /^ *(\S.*\|.*)\n *([-:]+ *\|[-| :]*)\n((?:.*\|.*(?:\n|$))*)\n*/,
-  table: /^ *\|(.+)\n *\|( *[-:]+[-| :]*)\n((?: *\|.*(?:\n|$))*)\n*/
-});
-
-/**
- * Block Lexer
- */
-
-function Lexer(options) {
-  this.tokens = [];
-  this.tokens.links = {};
-  this.options = options || marked.defaults;
-  this.rules = block.normal;
-
-  if (this.options.gfm) {
-    if (this.options.tables) {
-      this.rules = block.tables;
-    } else {
-      this.rules = block.gfm;
-    }
-  }
-}
-
-/**
- * Expose Block Rules
- */
-
-Lexer.rules = block;
-
-/**
- * Static Lex Method
- */
-
-Lexer.lex = function(src, options) {
-  var lexer = new Lexer(options);
-  return lexer.lex(src);
-};
-
-/**
- * Preprocessing
- */
-
-Lexer.prototype.lex = function(src) {
-  src = src
-    .replace(/\r\n|\r/g, '\n')
-    .replace(/\t/g, '    ')
-    .replace(/\u00a0/g, ' ')
-    .replace(/\u2424/g, '\n');
-
-  return this.token(src, true);
-};
-
-/**
- * Lexing
- */
-
-Lexer.prototype.token = function(src, top, bq) {
-  var src = src.replace(/^ +$/gm, '')
-    , next
-    , loose
-    , cap
-    , bull
-    , b
-    , item
-    , space
-    , i
-    , l;
-
-  while (src) {
-    // newline
-    if (cap = this.rules.newline.exec(src)) {
-      src = src.substring(cap[0].length);
-      if (cap[0].length > 1) {
-        this.tokens.push({
-          type: 'space'
-        });
-      }
-    }
-
-    // code
-    if (cap = this.rules.code.exec(src)) {
-      src = src.substring(cap[0].length);
-      cap = cap[0].replace(/^ {4}/gm, '');
-      this.tokens.push({
-        type: 'code',
-        text: !this.options.pedantic
-          ? cap.replace(/\n+$/, '')
-          : cap
-      });
-      continue;
-    }
-
-    // fences (gfm)
-    if (cap = this.rules.fences.exec(src)) {
-      src = src.substring(cap[0].length);
-      this.tokens.push({
-        type: 'code',
-        lang: cap[2],
-        text: cap[3] || ''
-      });
-      continue;
-    }
-
-    // heading
-    if (cap = this.rules.heading.exec(src)) {
-      src = src.substring(cap[0].length);
-      this.tokens.push({
-        type: 'heading',
-        depth: cap[1].length,
-        text: cap[2]
-      });
-      continue;
-    }
-
-    // table no leading pipe (gfm)
-    if (top && (cap = this.rules.nptable.exec(src))) {
-      src = src.substring(cap[0].length);
-
-      item = {
-        type: 'table',
-        header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */),
-        align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
-        cells: cap[3].replace(/\n$/, '').split('\n')
-      };
-
-      for (i = 0; i < item.align.length; i++) {
-        if (/^ *-+: *$/.test(item.align[i])) {
-          item.align[i] = 'right';
-        } else if (/^ *:-+: *$/.test(item.align[i])) {
-          item.align[i] = 'center';
-        } else if (/^ *:-+ *$/.test(item.align[i])) {
-          item.align[i] = 'left';
-        } else {
-          item.align[i] = null;
-        }
-      }
-
-      for (i = 0; i < item.cells.length; i++) {
-        item.cells[i] = item.cells[i].split(/ *\| */);
-      }
-
-      this.tokens.push(item);
-
-      continue;
-    }
-
-    // lheading
-    if (cap = this.rules.lheading.exec(src)) {
-      src = src.substring(cap[0].length);
-      this.tokens.push({
-        type: 'heading',
-        depth: cap[2] === '=' ? 1 : 2,
-        text: cap[1]
-      });
-      continue;
-    }
-
-    // hr
-    if (cap = this.rules.hr.exec(src)) {
-      src = src.substring(cap[0].length);
-      this.tokens.push({
-        type: 'hr'
-      });
-      continue;
-    }
-
-    // blockquote
-    if (cap = this.rules.blockquote.exec(src)) {
-      src = src.substring(cap[0].length);
-
-      this.tokens.push({
-        type: 'blockquote_start'
-      });
-
-      cap = cap[0].replace(/^ *> ?/gm, '');
-
-      // Pass `top` to keep the current
-      // "toplevel" state. This is exactly
-      // how markdown.pl works.
-      this.token(cap, top, true);
-
-      this.tokens.push({
-        type: 'blockquote_end'
-      });
-
-      continue;
-    }
-
-    // list
-    if (cap = this.rules.list.exec(src)) {
-      src = src.substring(cap[0].length);
-      bull = cap[2];
-
-      this.tokens.push({
-        type: 'list_start',
-        ordered: bull.length > 1
-      });
-
-      // Get each top-level item.
-      cap = cap[0].match(this.rules.item);
-
-      next = false;
-      l = cap.length;
-      i = 0;
-
-      for (; i < l; i++) {
-        item = cap[i];
-
-        // Remove the list item's bullet
-        // so it is seen as the next token.
-        space = item.length;
-        item = item.replace(/^ *([*+-]|\d+\.) +/, '');
-
-        // Outdent whatever the
-        // list item contains. Hacky.
-        if (~item.indexOf('\n ')) {
-          space -= item.length;
-          item = !this.options.pedantic
-            ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '')
-            : item.replace(/^ {1,4}/gm, '');
-        }
-
-        // Determine whether the next list item belongs here.
-        // Backpedal if it does not belong in this list.
-        if (this.options.smartLists && i !== l - 1) {
-          b = block.bullet.exec(cap[i + 1])[0];
-          if (bull !== b && !(bull.length > 1 && b.length > 1)) {
-            src = cap.slice(i + 1).join('\n') + src;
-            i = l - 1;
-          }
-        }
-
-        // Determine whether item is loose or not.
-        // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/
-        // for discount behavior.
-        loose = next || /\n\n(?!\s*$)/.test(item);
-        if (i !== l - 1) {
-          next = item.charAt(item.length - 1) === '\n';
-          if (!loose) loose = next;
-        }
-
-        this.tokens.push({
-          type: loose
-            ? 'loose_item_start'
-            : 'list_item_start'
-        });
-
-        // Recurse.
-        this.token(item, false, bq);
-
-        this.tokens.push({
-          type: 'list_item_end'
-        });
-      }
-
-      this.tokens.push({
-        type: 'list_end'
-      });
-
-      continue;
-    }
-
-    // html
-    if (cap = this.rules.html.exec(src)) {
-      src = src.substring(cap[0].length);
-      this.tokens.push({
-        type: this.options.sanitize
-          ? 'paragraph'
-          : 'html',
-        pre: !this.options.sanitizer
-          && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),
-        text: cap[0]
-      });
-      continue;
-    }
-
-    // def
-    if ((!bq && top) && (cap = this.rules.def.exec(src))) {
-      src = src.substring(cap[0].length);
-      this.tokens.links[cap[1].toLowerCase()] = {
-        href: cap[2],
-        title: cap[3]
-      };
-      continue;
-    }
-
-    // table (gfm)
-    if (top && (cap = this.rules.table.exec(src))) {
-      src = src.substring(cap[0].length);
-
-      item = {
-        type: 'table',
-        header: cap[1].replace(/^ *| *\| *$/g, '').split(/ *\| */),
-        align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
-        cells: cap[3].replace(/(?: *\| *)?\n$/, '').split('\n')
-      };
-
-      for (i = 0; i < item.align.length; i++) {
-        if (/^ *-+: *$/.test(item.align[i])) {
-          item.align[i] = 'right';
-        } else if (/^ *:-+: *$/.test(item.align[i])) {
-          item.align[i] = 'center';
-        } else if (/^ *:-+ *$/.test(item.align[i])) {
-          item.align[i] = 'left';
-        } else {
-          item.align[i] = null;
-        }
-      }
-
-      for (i = 0; i < item.cells.length; i++) {
-        item.cells[i] = item.cells[i]
-          .replace(/^ *\| *| *\| *$/g, '')
-          .split(/ *\| */);
-      }
-
-      this.tokens.push(item);
-
-      continue;
-    }
-
-    // top-level paragraph
-    if (top && (cap = this.rules.paragraph.exec(src))) {
-      src = src.substring(cap[0].length);
-      this.tokens.push({
-        type: 'paragraph',
-        text: cap[1].charAt(cap[1].length - 1) === '\n'
-          ? cap[1].slice(0, -1)
-          : cap[1]
-      });
-      continue;
-    }
-
-    // text
-    if (cap = this.rules.text.exec(src)) {
-      // Top-level should never reach here.
-      src = src.substring(cap[0].length);
-      this.tokens.push({
-        type: 'text',
-        text: cap[0]
-      });
-      continue;
-    }
-
-    if (src) {
-      throw new
-        Error('Infinite loop on byte: ' + src.charCodeAt(0));
-    }
-  }
-
-  return this.tokens;
-};
-
-/**
- * Inline-Level Grammar
- */
-
-var inline = {
-  escape: /^\\([\\`*{}\[\]()#+\-.!_>])/,
-  autolink: /^<([^ >]+(@|:\/)[^ >]+)>/,
-  url: noop,
-  tag: /^<!--[\s\S]*?-->|^<\/?\w+(?:"[^"]*"|'[^']*'|[^'">])*?>/,
-  link: /^!?\[(inside)\]\(href\)/,
-  reflink: /^!?\[(inside)\]\s*\[([^\]]*)\]/,
-  nolink: /^!?\[((?:\[[^\]]*\]|[^\[\]])*)\]/,
-  strong: /^__([\s\S]+?)__(?!_)|^\*\*([\s\S]+?)\*\*(?!\*)/,
-  em: /^\b_((?:[^_]|__)+?)_\b|^\*((?:\*\*|[\s\S])+?)\*(?!\*)/,
-  code: /^(`+)\s*([\s\S]*?[^`])\s*\1(?!`)/,
-  br: /^ {2,}\n(?!\s*$)/,
-  del: noop,
-  text: /^[\s\S]+?(?=[\\<!\[_*`]| {2,}\n|$)/
-};
-
-inline._inside = /(?:\[[^\]]*\]|[^\[\]]|\](?=[^\[]*\]))*/;
-inline._href = /\s*<?([\s\S]*?)>?(?:\s+['"]([\s\S]*?)['"])?\s*/;
-
-inline.link = replace(inline.link)
-  ('inside', inline._inside)
-  ('href', inline._href)
-  ();
-
-inline.reflink = replace(inline.reflink)
-  ('inside', inline._inside)
-  ();
-
-/**
- * Normal Inline Grammar
- */
-
-inline.normal = merge({}, inline);
-
-/**
- * Pedantic Inline Grammar
- */
-
-inline.pedantic = merge({}, inline.normal, {
-  strong: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/,
-  em: /^_(?=\S)([\s\S]*?\S)_(?!_)|^\*(?=\S)([\s\S]*?\S)\*(?!\*)/
-});
-
-/**
- * GFM Inline Grammar
- */
-
-inline.gfm = merge({}, inline.normal, {
-  escape: replace(inline.escape)('])', '~|])')(),
-  url: /^(https?:\/\/[^\s<]+[^<.,:;"')\]\s])/,
-  del: /^~~(?=\S)([\s\S]*?\S)~~/,
-  text: replace(inline.text)
-    (']|', '~]|')
-    ('|', '|https?://|')
-    ()
-});
-
-/**
- * GFM + Line Breaks Inline Grammar
- */
-
-inline.breaks = merge({}, inline.gfm, {
-  br: replace(inline.br)('{2,}', '*')(),
-  text: replace(inline.gfm.text)('{2,}', '*')()
-});
-
-/**
- * Inline Lexer & Compiler
- */
-
-function InlineLexer(links, options) {
-  this.options = options || marked.defaults;
-  this.links = links;
-  this.rules = inline.normal;
-  this.renderer = this.options.renderer || new Renderer;
-  this.renderer.options = this.options;
-
-  if (!this.links) {
-    throw new
-      Error('Tokens array requires a `links` property.');
-  }
-
-  if (this.options.gfm) {
-    if (this.options.breaks) {
-      this.rules = inline.breaks;
-    } else {
-      this.rules = inline.gfm;
-    }
-  } else if (this.options.pedantic) {
-    this.rules = inline.pedantic;
-  }
-}
-
-/**
- * Expose Inline Rules
- */
-
-InlineLexer.rules = inline;
-
-/**
- * Static Lexing/Compiling Method
- */
-
-InlineLexer.output = function(src, links, options) {
-  var inline = new InlineLexer(links, options);
-  return inline.output(src);
-};
-
-/**
- * Lexing/Compiling
- */
-
-InlineLexer.prototype.output = function(src) {
-  var out = ''
-    , link
-    , text
-    , href
-    , cap;
-
-  while (src) {
-    // escape
-    if (cap = this.rules.escape.exec(src)) {
-      src = src.substring(cap[0].length);
-      out += cap[1];
-      continue;
-    }
-
-    // autolink
-    if (cap = this.rules.autolink.exec(src)) {
-      src = src.substring(cap[0].length);
-      if (cap[2] === '@') {
-        text = cap[1].charAt(6) === ':'
-          ? this.mangle(cap[1].substring(7))
-          : this.mangle(cap[1]);
-        href = this.mangle('mailto:') + text;
-      } else {
-        text = escape(cap[1]);
-        href = text;
-      }
-      out += this.renderer.link(href, null, text);
-      continue;
-    }
-
-    // url (gfm)
-    if (!this.inLink && (cap = this.rules.url.exec(src))) {
-      src = src.substring(cap[0].length);
-      text = escape(cap[1]);
-      href = text;
-      out += this.renderer.link(href, null, text);
-      continue;
-    }
-
-    // tag
-    if (cap = this.rules.tag.exec(src)) {
-      if (!this.inLink && /^<a /i.test(cap[0])) {
-        this.inLink = true;
-      } else if (this.inLink && /^<\/a>/i.test(cap[0])) {
-        this.inLink = false;
-      }
-      src = src.substring(cap[0].length);
-      out += this.options.sanitize
-        ? this.options.sanitizer
-          ? this.options.sanitizer(cap[0])
-          : escape(cap[0])
-        : cap[0]
-      continue;
-    }
-
-    // link
-    if (cap = this.rules.link.exec(src)) {
-      src = src.substring(cap[0].length);
-      this.inLink = true;
-      out += this.outputLink(cap, {
-        href: cap[2],
-        title: cap[3]
-      });
-      this.inLink = false;
-      continue;
-    }
-
-    // reflink, nolink
-    if ((cap = this.rules.reflink.exec(src))
-        || (cap = this.rules.nolink.exec(src))) {
-      src = src.substring(cap[0].length);
-      link = (cap[2] || cap[1]).replace(/\s+/g, ' ');
-      link = this.links[link.toLowerCase()];
-      if (!link || !link.href) {
-        out += cap[0].charAt(0);
-        src = cap[0].substring(1) + src;
-        continue;
-      }
-      this.inLink = true;
-      out += this.outputLink(cap, link);
-      this.inLink = false;
-      continue;
-    }
-
-    // strong
-    if (cap = this.rules.strong.exec(src)) {
-      src = src.substring(cap[0].length);
-      out += this.renderer.strong(this.output(cap[2] || cap[1]));
-      continue;
-    }
-
-    // em
-    if (cap = this.rules.em.exec(src)) {
-      src = src.substring(cap[0].length);
-      out += this.renderer.em(this.output(cap[2] || cap[1]));
-      continue;
-    }
-
-    // code
-    if (cap = this.rules.code.exec(src)) {
-      src = src.substring(cap[0].length);
-      out += this.renderer.codespan(escape(cap[2], true));
-      continue;
-    }
-
-    // br
-    if (cap = this.rules.br.exec(src)) {
-      src = src.substring(cap[0].length);
-      out += this.renderer.br();
-      continue;
-    }
-
-    // del (gfm)
-    if (cap = this.rules.del.exec(src)) {
-      src = src.substring(cap[0].length);
-      out += this.renderer.del(this.output(cap[1]));
-      continue;
-    }
-
-    // text
-    if (cap = this.rules.text.exec(src)) {
-      src = src.substring(cap[0].length);
-      out += this.renderer.text(escape(this.smartypants(cap[0])));
-      continue;
-    }
-
-    if (src) {
-      throw new
-        Error('Infinite loop on byte: ' + src.charCodeAt(0));
-    }
-  }
-
-  return out;
-};
-
-/**
- * Compile Link
- */
-
-InlineLexer.prototype.outputLink = function(cap, link) {
-  var href = escape(link.href)
-    , title = link.title ? escape(link.title) : null;
-
-  return cap[0].charAt(0) !== '!'
-    ? this.renderer.link(href, title, this.output(cap[1]))
-    : this.renderer.image(href, title, escape(cap[1]));
-};
-
-/**
- * Smartypants Transformations
- */
-
-InlineLexer.prototype.smartypants = function(text) {
-  if (!this.options.smartypants) return text;
-  return text
-    // em-dashes
-    .replace(/---/g, '\u2014')
-    // en-dashes
-    .replace(/--/g, '\u2013')
-    // opening singles
-    .replace(/(^|[-\u2014/(\[{"\s])'/g, '$1\u2018')
-    // closing singles & apostrophes
-    .replace(/'/g, '\u2019')
-    // opening doubles
-    .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, '$1\u201c')
-    // closing doubles
-    .replace(/"/g, '\u201d')
-    // ellipses
-    .replace(/\.{3}/g, '\u2026');
-};
-
-/**
- * Mangle Links
- */
-
-InlineLexer.prototype.mangle = function(text) {
-  if (!this.options.mangle) return text;
-  var out = ''
-    , l = text.length
-    , i = 0
-    , ch;
-
-  for (; i < l; i++) {
-    ch = text.charCodeAt(i);
-    if (Math.random() > 0.5) {
-      ch = 'x' + ch.toString(16);
-    }
-    out += '&#' + ch + ';';
-  }
-
-  return out;
-};
-
-/**
- * Renderer
- */
-
-function Renderer(options) {
-  this.options = options || {};
-}
-
-Renderer.prototype.code = function(code, lang, escaped) {
-  if (this.options.highlight) {
-    var out = this.options.highlight(code, lang);
-    if (out != null && out !== code) {
-      escaped = true;
-      code = out;
-    }
-  }
-
-  if (!lang) {
-    return '<pre><code>'
-      + (escaped ? code : escape(code, true))
-      + '\n</code></pre>';
-  }
-
-  return '<pre><code class="'
-    + this.options.langPrefix
-    + escape(lang, true)
-    + '">'
-    + (escaped ? code : escape(code, true))
-    + '\n</code></pre>\n';
-};
-
-Renderer.prototype.blockquote = function(quote) {
-  return '<blockquote>\n' + quote + '</blockquote>\n';
-};
-
-Renderer.prototype.html = function(html) {
-  return html;
-};
-
-Renderer.prototype.heading = function(text, level, raw) {
-  return '<h'
-    + level
-    + ' id="'
-    + this.options.headerPrefix
-    + raw.toLowerCase().replace(/[^\w]+/g, '-')
-    + '">'
-    + text
-    + '</h'
-    + level
-    + '>\n';
-};
-
-Renderer.prototype.hr = function() {
-  return this.options.xhtml ? '<hr/>\n' : '<hr>\n';
-};
-
-Renderer.prototype.list = function(body, ordered) {
-  var type = ordered ? 'ol' : 'ul';
-  return '<' + type + '>\n' + body + '</' + type + '>\n';
-};
-
-Renderer.prototype.listitem = function(text) {
-  return '<li>' + text + '</li>\n';
-};
-
-Renderer.prototype.paragraph = function(text) {
-  return '<p>' + text + '</p>\n';
-};
-
-Renderer.prototype.table = function(header, body) {
-  return '<table>\n'
-    + '<thead>\n'
-    + header
-    + '</thead>\n'
-    + '<tbody>\n'
-    + body
-    + '</tbody>\n'
-    + '</table>\n';
-};
-
-Renderer.prototype.tablerow = function(content) {
-  return '<tr>\n' + content + '</tr>\n';
-};
-
-Renderer.prototype.tablecell = function(content, flags) {
-  var type = flags.header ? 'th' : 'td';
-  var tag = flags.align
-    ? '<' + type + ' style="text-align:' + flags.align + '">'
-    : '<' + type + '>';
-  return tag + content + '</' + type + '>\n';
-};
-
-// span level renderer
-Renderer.prototype.strong = function(text) {
-  return '<strong>' + text + '</strong>';
-};
-
-Renderer.prototype.em = function(text) {
-  return '<em>' + text + '</em>';
-};
-
-Renderer.prototype.codespan = function(text) {
-  return '<code>' + text + '</code>';
-};
-
-Renderer.prototype.br = function() {
-  return this.options.xhtml ? '<br/>' : '<br>';
-};
-
-Renderer.prototype.del = function(text) {
-  return '<del>' + text + '</del>';
-};
-
-Renderer.prototype.link = function(href, title, text) {
-  if (this.options.sanitize) {
-    try {
-      var prot = decodeURIComponent(unescape(href))
-        .replace(/[^\w:]/g, '')
-        .toLowerCase();
-    } catch (e) {
-      return '';
-    }
-    if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0) {
-      return '';
-    }
-  }
-  var out = '<a href="' + href + '"';
-  if (title) {
-    out += ' title="' + title + '"';
-  }
-  out += '>' + text + '</a>';
-  return out;
-};
-
-Renderer.prototype.image = function(href, title, text) {
-  var out = '<img src="' + href + '" alt="' + text + '"';
-  if (title) {
-    out += ' title="' + title + '"';
-  }
-  out += this.options.xhtml ? '/>' : '>';
-  return out;
-};
-
-Renderer.prototype.text = function(text) {
-  return text;
-};
-
-/**
- * Parsing & Compiling
- */
-
-function Parser(options) {
-  this.tokens = [];
-  this.token = null;
-  this.options = options || marked.defaults;
-  this.options.renderer = this.options.renderer || new Renderer;
-  this.renderer = this.options.renderer;
-  this.renderer.options = this.options;
-}
-
-/**
- * Static Parse Method
- */
-
-Parser.parse = function(src, options, renderer) {
-  var parser = new Parser(options, renderer);
-  return parser.parse(src);
-};
-
-/**
- * Parse Loop
- */
-
-Parser.prototype.parse = function(src) {
-  this.inline = new InlineLexer(src.links, this.options, this.renderer);
-  this.tokens = src.reverse();
-
-  var out = '';
-  while (this.next()) {
-    out += this.tok();
-  }
-
-  return out;
-};
-
-/**
- * Next Token
- */
-
-Parser.prototype.next = function() {
-  return this.token = this.tokens.pop();
-};
-
-/**
- * Preview Next Token
- */
-
-Parser.prototype.peek = function() {
-  return this.tokens[this.tokens.length - 1] || 0;
-};
-
-/**
- * Parse Text Tokens
- */
-
-Parser.prototype.parseText = function() {
-  var body = this.token.text;
-
-  while (this.peek().type === 'text') {
-    body += '\n' + this.next().text;
-  }
-
-  return this.inline.output(body);
-};
-
-/**
- * Parse Current Token
- */
-
-Parser.prototype.tok = function() {
-  switch (this.token.type) {
-    case 'space': {
-      return '';
-    }
-    case 'hr': {
-      return this.renderer.hr();
-    }
-    case 'heading': {
-      return this.renderer.heading(
-        this.inline.output(this.token.text),
-        this.token.depth,
-        this.token.text);
-    }
-    case 'code': {
-      return this.renderer.code(this.token.text,
-        this.token.lang,
-        this.token.escaped);
-    }
-    case 'table': {
-      var header = ''
-        , body = ''
-        , i
-        , row
-        , cell
-        , flags
-        , j;
-
-      // header
-      cell = '';
-      for (i = 0; i < this.token.header.length; i++) {
-        flags = { header: true, align: this.token.align[i] };
-        cell += this.renderer.tablecell(
-          this.inline.output(this.token.header[i]),
-          { header: true, align: this.token.align[i] }
-        );
-      }
-      header += this.renderer.tablerow(cell);
-
-      for (i = 0; i < this.token.cells.length; i++) {
-        row = this.token.cells[i];
-
-        cell = '';
-        for (j = 0; j < row.length; j++) {
-          cell += this.renderer.tablecell(
-            this.inline.output(row[j]),
-            { header: false, align: this.token.align[j] }
-          );
-        }
-
-        body += this.renderer.tablerow(cell);
-      }
-      return this.renderer.table(header, body);
-    }
-    case 'blockquote_start': {
-      var body = '';
-
-      while (this.next().type !== 'blockquote_end') {
-        body += this.tok();
-      }
-
-      return this.renderer.blockquote(body);
-    }
-    case 'list_start': {
-      var body = ''
-        , ordered = this.token.ordered;
-
-      while (this.next().type !== 'list_end') {
-        body += this.tok();
-      }
-
-      return this.renderer.list(body, ordered);
-    }
-    case 'list_item_start': {
-      var body = '';
-
-      while (this.next().type !== 'list_item_end') {
-        body += this.token.type === 'text'
-          ? this.parseText()
-          : this.tok();
-      }
-
-      return this.renderer.listitem(body);
-    }
-    case 'loose_item_start': {
-      var body = '';
-
-      while (this.next().type !== 'list_item_end') {
-        body += this.tok();
-      }
-
-      return this.renderer.listitem(body);
-    }
-    case 'html': {
-      var html = !this.token.pre && !this.options.pedantic
-        ? this.inline.output(this.token.text)
-        : this.token.text;
-      return this.renderer.html(html);
-    }
-    case 'paragraph': {
-      return this.renderer.paragraph(this.inline.output(this.token.text));
-    }
-    case 'text': {
-      return this.renderer.paragraph(this.parseText());
-    }
-  }
-};
-
-/**
- * Helpers
- */
-
-function escape(html, encode) {
-  return html
-    .replace(!encode ? /&(?!#?\w+;)/g : /&/g, '&amp;')
-    .replace(/</g, '&lt;')
-    .replace(/>/g, '&gt;')
-    .replace(/"/g, '&quot;')
-    .replace(/'/g, '&#39;');
-}
-
-function unescape(html) {
-	// explicitly match decimal, hex, and named HTML entities 
-  return html.replace(/&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/g, function(_, n) {
-    n = n.toLowerCase();
-    if (n === 'colon') return ':';
-    if (n.charAt(0) === '#') {
-      return n.charAt(1) === 'x'
-        ? String.fromCharCode(parseInt(n.substring(2), 16))
-        : String.fromCharCode(+n.substring(1));
-    }
-    return '';
-  });
-}
-
-function replace(regex, opt) {
-  regex = regex.source;
-  opt = opt || '';
-  return function self(name, val) {
-    if (!name) return new RegExp(regex, opt);
-    val = val.source || val;
-    val = val.replace(/(^|[^\[])\^/g, '$1');
-    regex = regex.replace(name, val);
-    return self;
-  };
-}
-
-function noop() {}
-noop.exec = noop;
-
-function merge(obj) {
-  var i = 1
-    , target
-    , key;
-
-  for (; i < arguments.length; i++) {
-    target = arguments[i];
-    for (key in target) {
-      if (Object.prototype.hasOwnProperty.call(target, key)) {
-        obj[key] = target[key];
-      }
-    }
-  }
-
-  return obj;
-}
-
-
-/**
- * Marked
- */
-
-function marked(src, opt, callback) {
-  if (callback || typeof opt === 'function') {
-    if (!callback) {
-      callback = opt;
-      opt = null;
-    }
-
-    opt = merge({}, marked.defaults, opt || {});
-
-    var highlight = opt.highlight
-      , tokens
-      , pending
-      , i = 0;
-
-    try {
-      tokens = Lexer.lex(src, opt)
-    } catch (e) {
-      return callback(e);
-    }
-
-    pending = tokens.length;
-
-    var done = function(err) {
-      if (err) {
-        opt.highlight = highlight;
-        return callback(err);
-      }
-
-      var out;
-
-      try {
-        out = Parser.parse(tokens, opt);
-      } catch (e) {
-        err = e;
-      }
-
-      opt.highlight = highlight;
-
-      return err
-        ? callback(err)
-        : callback(null, out);
-    };
-
-    if (!highlight || highlight.length < 3) {
-      return done();
-    }
-
-    delete opt.highlight;
-
-    if (!pending) return done();
-
-    for (; i < tokens.length; i++) {
-      (function(token) {
-        if (token.type !== 'code') {
-          return --pending || done();
-        }
-        return highlight(token.text, token.lang, function(err, code) {
-          if (err) return done(err);
-          if (code == null || code === token.text) {
-            return --pending || done();
-          }
-          token.text = code;
-          token.escaped = true;
-          --pending || done();
-        });
-      })(tokens[i]);
-    }
-
-    return;
-  }
-  try {
-    if (opt) opt = merge({}, marked.defaults, opt);
-    return Parser.parse(Lexer.lex(src, opt), opt);
-  } catch (e) {
-    e.message += '\nPlease report this to https://github.com/chjj/marked.';
-    if ((opt || marked.defaults).silent) {
-      return '<p>An error occured:</p><pre>'
-        + escape(e.message + '', true)
-        + '</pre>';
-    }
-    throw e;
-  }
-}
-
-/**
- * Options
- */
-
-marked.options =
-marked.setOptions = function(opt) {
-  merge(marked.defaults, opt);
-  return marked;
-};
-
-marked.defaults = {
-  gfm: true,
-  tables: true,
-  breaks: false,
-  pedantic: false,
-  sanitize: false,
-  sanitizer: null,
-  mangle: true,
-  smartLists: false,
-  silent: false,
-  highlight: null,
-  langPrefix: 'lang-',
-  smartypants: false,
-  headerPrefix: '',
-  renderer: new Renderer,
-  xhtml: false
-};
-
-/**
- * Expose
- */
-
-marked.Parser = Parser;
-marked.parser = Parser.parse;
-
-marked.Renderer = Renderer;
-
-marked.Lexer = Lexer;
-marked.lexer = Lexer.lex;
-
-marked.InlineLexer = InlineLexer;
-marked.inlineLexer = InlineLexer.output;
-
-marked.parse = marked;
-
-if (true) {
-  module.exports = marked;
-} else if (typeof define === 'function' && define.amd) {
-  define(function() { return marked; });
-} else {
-  this.marked = marked;
-}
-
-}).call(function() {
-  return this || (typeof window !== 'undefined' ? window : global);
-}());
-
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(4)))
-
-/***/ }),
-/* 26 */
-/***/ (function(module, exports) {
-
-Prism.languages.python= {
-	'triple-quoted-string': {
-		pattern: /"""[\s\S]+?"""|'''[\s\S]+?'''/,
-		alias: 'string'
-	},
-	'comment': {
-		pattern: /(^|[^\\])#.*/,
-		lookbehind: true
-	},
-	'string': {
-		pattern: /("|')(?:\\\\|\\?[^\\\r\n])*?\1/,
-		greedy: true
-	},
-	'function' : {
-		pattern: /((?:^|\s)def[ \t]+)[a-zA-Z_][a-zA-Z0-9_]*(?=\()/g,
-		lookbehind: true
-	},
-	'class-name': {
-		pattern: /(\bclass\s+)[a-z0-9_]+/i,
-		lookbehind: true
-	},
-	'keyword' : /\b(?:as|assert|async|await|break|class|continue|def|del|elif|else|except|exec|finally|for|from|global|if|import|in|is|lambda|pass|print|raise|return|try|while|with|yield)\b/,
-	'boolean' : /\b(?:True|False)\b/,
-	'number' : /\b-?(?:0[bo])?(?:(?:\d|0x[\da-f])[\da-f]*\.?\d*|\.\d+)(?:e[+-]?\d+)?j?\b/i,
-	'operator' : /[-+%=]=?|!=|\*\*?=?|\/\/?=?|<[<=>]?|>[=>]?|[&|^~]|\b(?:or|and|not)\b/,
-	'punctuation' : /[{}[\];(),.:]/
-};
-
-
-/***/ }),
-/* 27 */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(global) {(function(){
-
-if (
-	(typeof self === 'undefined' || !self.Prism) &&
-	(typeof global === 'undefined' || !global.Prism)
-) {
-	return;
-}
-
-var options = {};
-Prism.plugins.customClass = {
-	map: function map(cm) {
-		options.classMap = cm;
-	},
-	prefix: function prefix(string) {
-		options.prefixString = string;
-	}
-}
-
-Prism.hooks.add('wrap', function (env) {
-	if (!options.classMap && !options.prefixString) {
-		return;
-	}
-	env.classes = env.classes.map(function(c) {
-		return (options.prefixString || '') + (options.classMap[c] || c);
-	});
-});
-
-})();
-
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(4)))
-
-/***/ }),
-/* 28 */
-/***/ (function(module, exports, __webpack_require__) {
-
-/* WEBPACK VAR INJECTION */(function(global) {
-/* **********************************************
-     Begin prism-core.js
-********************************************** */
-
-var _self = (typeof window !== 'undefined')
-	? window   // if in browser
-	: (
-		(typeof WorkerGlobalScope !== 'undefined' && self instanceof WorkerGlobalScope)
-		? self // if in worker
-		: {}   // if in node js
-	);
-
-/**
- * Prism: Lightweight, robust, elegant syntax highlighting
- * MIT license http://www.opensource.org/licenses/mit-license.php/
- * @author Lea Verou http://lea.verou.me
- */
-
-var Prism = (function(){
-
-// Private helper vars
-var lang = /\blang(?:uage)?-(\w+)\b/i;
-var uniqueId = 0;
-
-var _ = _self.Prism = {
-	util: {
-		encode: function (tokens) {
-			if (tokens instanceof Token) {
-				return new Token(tokens.type, _.util.encode(tokens.content), tokens.alias);
-			} else if (_.util.type(tokens) === 'Array') {
-				return tokens.map(_.util.encode);
-			} else {
-				return tokens.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/\u00a0/g, ' ');
-			}
-		},
-
-		type: function (o) {
-			return Object.prototype.toString.call(o).match(/\[object (\w+)\]/)[1];
-		},
-
-		objId: function (obj) {
-			if (!obj['__id']) {
-				Object.defineProperty(obj, '__id', { value: ++uniqueId });
-			}
-			return obj['__id'];
-		},
-
-		// Deep clone a language definition (e.g. to extend it)
-		clone: function (o) {
-			var type = _.util.type(o);
-
-			switch (type) {
-				case 'Object':
-					var clone = {};
-
-					for (var key in o) {
-						if (o.hasOwnProperty(key)) {
-							clone[key] = _.util.clone(o[key]);
-						}
-					}
-
-					return clone;
-
-				case 'Array':
-					// Check for existence for IE8
-					return o.map && o.map(function(v) { return _.util.clone(v); });
-			}
-
-			return o;
-		}
-	},
-
-	languages: {
-		extend: function (id, redef) {
-			var lang = _.util.clone(_.languages[id]);
-
-			for (var key in redef) {
-				lang[key] = redef[key];
-			}
-
-			return lang;
-		},
-
-		/**
-		 * Insert a token before another token in a language literal
-		 * As this needs to recreate the object (we cannot actually insert before keys in object literals),
-		 * we cannot just provide an object, we need anobject and a key.
-		 * @param inside The key (or language id) of the parent
-		 * @param before The key to insert before. If not provided, the function appends instead.
-		 * @param insert Object with the key/value pairs to insert
-		 * @param root The object that contains `inside`. If equal to Prism.languages, it can be omitted.
-		 */
-		insertBefore: function (inside, before, insert, root) {
-			root = root || _.languages;
-			var grammar = root[inside];
-
-			if (arguments.length == 2) {
-				insert = arguments[1];
-
-				for (var newToken in insert) {
-					if (insert.hasOwnProperty(newToken)) {
-						grammar[newToken] = insert[newToken];
-					}
-				}
-
-				return grammar;
-			}
-
-			var ret = {};
-
-			for (var token in grammar) {
-
-				if (grammar.hasOwnProperty(token)) {
-
-					if (token == before) {
-
-						for (var newToken in insert) {
-
-							if (insert.hasOwnProperty(newToken)) {
-								ret[newToken] = insert[newToken];
-							}
-						}
-					}
-
-					ret[token] = grammar[token];
-				}
-			}
-
-			// Update references in other language definitions
-			_.languages.DFS(_.languages, function(key, value) {
-				if (value === root[inside] && key != inside) {
-					this[key] = ret;
-				}
-			});
-
-			return root[inside] = ret;
-		},
-
-		// Traverse a language definition with Depth First Search
-		DFS: function(o, callback, type, visited) {
-			visited = visited || {};
-			for (var i in o) {
-				if (o.hasOwnProperty(i)) {
-					callback.call(o, i, o[i], type || i);
-
-					if (_.util.type(o[i]) === 'Object' && !visited[_.util.objId(o[i])]) {
-						visited[_.util.objId(o[i])] = true;
-						_.languages.DFS(o[i], callback, null, visited);
-					}
-					else if (_.util.type(o[i]) === 'Array' && !visited[_.util.objId(o[i])]) {
-						visited[_.util.objId(o[i])] = true;
-						_.languages.DFS(o[i], callback, i, visited);
-					}
-				}
-			}
-		}
-	},
-	plugins: {},
-
-	highlightAll: function(async, callback) {
-		var env = {
-			callback: callback,
-			selector: 'code[class*="language-"], [class*="language-"] code, code[class*="lang-"], [class*="lang-"] code'
-		};
-
-		_.hooks.run("before-highlightall", env);
-
-		var elements = env.elements || document.querySelectorAll(env.selector);
-
-		for (var i=0, element; element = elements[i++];) {
-			_.highlightElement(element, async === true, env.callback);
-		}
-	},
-
-	highlightElement: function(element, async, callback) {
-		// Find language
-		var language, grammar, parent = element;
-
-		while (parent && !lang.test(parent.className)) {
-			parent = parent.parentNode;
-		}
-
-		if (parent) {
-			language = (parent.className.match(lang) || [,''])[1].toLowerCase();
-			grammar = _.languages[language];
-		}
-
-		// Set language on the element, if not present
-		element.className = element.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language;
-
-		// Set language on the parent, for styling
-		parent = element.parentNode;
-
-		if (/pre/i.test(parent.nodeName)) {
-			parent.className = parent.className.replace(lang, '').replace(/\s+/g, ' ') + ' language-' + language;
-		}
-
-		var code = element.textContent;
-
-		var env = {
-			element: element,
-			language: language,
-			grammar: grammar,
-			code: code
-		};
-
-		_.hooks.run('before-sanity-check', env);
-
-		if (!env.code || !env.grammar) {
-			if (env.code) {
-				env.element.textContent = env.code;
-			}
-			_.hooks.run('complete', env);
-			return;
-		}
-
-		_.hooks.run('before-highlight', env);
-
-		if (async && _self.Worker) {
-			var worker = new Worker(_.filename);
-
-			worker.onmessage = function(evt) {
-				env.highlightedCode = evt.data;
-
-				_.hooks.run('before-insert', env);
-
-				env.element.innerHTML = env.highlightedCode;
-
-				callback && callback.call(env.element);
-				_.hooks.run('after-highlight', env);
-				_.hooks.run('complete', env);
-			};
-
-			worker.postMessage(JSON.stringify({
-				language: env.language,
-				code: env.code,
-				immediateClose: true
-			}));
-		}
-		else {
-			env.highlightedCode = _.highlight(env.code, env.grammar, env.language);
-
-			_.hooks.run('before-insert', env);
-
-			env.element.innerHTML = env.highlightedCode;
-
-			callback && callback.call(element);
-
-			_.hooks.run('after-highlight', env);
-			_.hooks.run('complete', env);
-		}
-	},
-
-	highlight: function (text, grammar, language) {
-		var tokens = _.tokenize(text, grammar);
-		return Token.stringify(_.util.encode(tokens), language);
-	},
-
-	tokenize: function(text, grammar, language) {
-		var Token = _.Token;
-
-		var strarr = [text];
-
-		var rest = grammar.rest;
-
-		if (rest) {
-			for (var token in rest) {
-				grammar[token] = rest[token];
-			}
-
-			delete grammar.rest;
-		}
-
-		tokenloop: for (var token in grammar) {
-			if(!grammar.hasOwnProperty(token) || !grammar[token]) {
-				continue;
-			}
-
-			var patterns = grammar[token];
-			patterns = (_.util.type(patterns) === "Array") ? patterns : [patterns];
-
-			for (var j = 0; j < patterns.length; ++j) {
-				var pattern = patterns[j],
-					inside = pattern.inside,
-					lookbehind = !!pattern.lookbehind,
-					greedy = !!pattern.greedy,
-					lookbehindLength = 0,
-					alias = pattern.alias;
-
-				if (greedy && !pattern.pattern.global) {
-					// Without the global flag, lastIndex won't work
-					var flags = pattern.pattern.toString().match(/[imuy]*$/)[0];
-					pattern.pattern = RegExp(pattern.pattern.source, flags + "g");
-				}
-
-				pattern = pattern.pattern || pattern;
-
-				// Don’t cache length as it changes during the loop
-				for (var i=0, pos = 0; i<strarr.length; pos += strarr[i].length, ++i) {
-
-					var str = strarr[i];
-
-					if (strarr.length > text.length) {
-						// Something went terribly wrong, ABORT, ABORT!
-						break tokenloop;
-					}
-
-					if (str instanceof Token) {
-						continue;
-					}
-
-					pattern.lastIndex = 0;
-
-					var match = pattern.exec(str),
-					    delNum = 1;
-
-					// Greedy patterns can override/remove up to two previously matched tokens
-					if (!match && greedy && i != strarr.length - 1) {
-						pattern.lastIndex = pos;
-						match = pattern.exec(text);
-						if (!match) {
-							break;
-						}
-
-						var from = match.index + (lookbehind ? match[1].length : 0),
-						    to = match.index + match[0].length,
-						    k = i,
-						    p = pos;
-
-						for (var len = strarr.length; k < len && p < to; ++k) {
-							p += strarr[k].length;
-							// Move the index i to the element in strarr that is closest to from
-							if (from >= p) {
-								++i;
-								pos = p;
-							}
-						}
-
-						/*
-						 * If strarr[i] is a Token, then the match starts inside another Token, which is invalid
-						 * If strarr[k - 1] is greedy we are in conflict with another greedy pattern
-						 */
-						if (strarr[i] instanceof Token || strarr[k - 1].greedy) {
-							continue;
-						}
-
-						// Number of tokens to delete and replace with the new match
-						delNum = k - i;
-						str = text.slice(pos, p);
-						match.index -= pos;
-					}
-
-					if (!match) {
-						continue;
-					}
-
-					if(lookbehind) {
-						lookbehindLength = match[1].length;
-					}
-
-					var from = match.index + lookbehindLength,
-					    match = match[0].slice(lookbehindLength),
-					    to = from + match.length,
-					    before = str.slice(0, from),
-					    after = str.slice(to);
-
-					var args = [i, delNum];
-
-					if (before) {
-						args.push(before);
-					}
-
-					var wrapped = new Token(token, inside? _.tokenize(match, inside) : match, alias, match, greedy);
-
-					args.push(wrapped);
-
-					if (after) {
-						args.push(after);
-					}
-
-					Array.prototype.splice.apply(strarr, args);
-				}
-			}
-		}
-
-		return strarr;
-	},
-
-	hooks: {
-		all: {},
-
-		add: function (name, callback) {
-			var hooks = _.hooks.all;
-
-			hooks[name] = hooks[name] || [];
-
-			hooks[name].push(callback);
-		},
-
-		run: function (name, env) {
-			var callbacks = _.hooks.all[name];
-
-			if (!callbacks || !callbacks.length) {
-				return;
-			}
-
-			for (var i=0, callback; callback = callbacks[i++];) {
-				callback(env);
-			}
-		}
-	}
-};
-
-var Token = _.Token = function(type, content, alias, matchedStr, greedy) {
-	this.type = type;
-	this.content = content;
-	this.alias = alias;
-	// Copy of the full string this token was created from
-	this.length = (matchedStr || "").length|0;
-	this.greedy = !!greedy;
-};
-
-Token.stringify = function(o, language, parent) {
-	if (typeof o == 'string') {
-		return o;
-	}
-
-	if (_.util.type(o) === 'Array') {
-		return o.map(function(element) {
-			return Token.stringify(element, language, o);
-		}).join('');
-	}
-
-	var env = {
-		type: o.type,
-		content: Token.stringify(o.content, language, parent),
-		tag: 'span',
-		classes: ['token', o.type],
-		attributes: {},
-		language: language,
-		parent: parent
-	};
-
-	if (env.type == 'comment') {
-		env.attributes['spellcheck'] = 'true';
-	}
-
-	if (o.alias) {
-		var aliases = _.util.type(o.alias) === 'Array' ? o.alias : [o.alias];
-		Array.prototype.push.apply(env.classes, aliases);
-	}
-
-	_.hooks.run('wrap', env);
-
-	var attributes = Object.keys(env.attributes).map(function(name) {
-		return name + '="' + (env.attributes[name] || '').replace(/"/g, '&quot;') + '"';
-	}).join(' ');
-
-	return '<' + env.tag + ' class="' + env.classes.join(' ') + '"' + (attributes ? ' ' + attributes : '') + '>' + env.content + '</' + env.tag + '>';
-
-};
-
-if (!_self.document) {
-	if (!_self.addEventListener) {
-		// in Node.js
-		return _self.Prism;
-	}
- 	// In worker
-	_self.addEventListener('message', function(evt) {
-		var message = JSON.parse(evt.data),
-		    lang = message.language,
-		    code = message.code,
-		    immediateClose = message.immediateClose;
-
-		_self.postMessage(_.highlight(code, _.languages[lang], lang));
-		if (immediateClose) {
-			_self.close();
-		}
-	}, false);
-
-	return _self.Prism;
-}
-
-//Get current script and highlight
-var script = document.currentScript || [].slice.call(document.getElementsByTagName("script")).pop();
-
-if (script) {
-	_.filename = script.src;
-
-	if (document.addEventListener && !script.hasAttribute('data-manual')) {
-		if(document.readyState !== "loading") {
-			if (window.requestAnimationFrame) {
-				window.requestAnimationFrame(_.highlightAll);
-			} else {
-				window.setTimeout(_.highlightAll, 16);
-			}
-		}
-		else {
-			document.addEventListener('DOMContentLoaded', _.highlightAll);
-		}
-	}
-}
-
-return _self.Prism;
-
-})();
-
-if (typeof module !== 'undefined' && module.exports) {
-	module.exports = Prism;
-}
-
-// hack for components to work correctly in node.js
-if (typeof global !== 'undefined') {
-	global.Prism = Prism;
-}
-
-
-/* **********************************************
-     Begin prism-markup.js
-********************************************** */
-
-Prism.languages.markup = {
-	'comment': /<!--[\w\W]*?-->/,
-	'prolog': /<\?[\w\W]+?\?>/,
-	'doctype': /<!DOCTYPE[\w\W]+?>/i,
-	'cdata': /<!\[CDATA\[[\w\W]*?]]>/i,
-	'tag': {
-		pattern: /<\/?(?!\d)[^\s>\/=$<]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\\1|\\?(?!\1)[\w\W])*\1|[^\s'">=]+))?)*\s*\/?>/i,
-		inside: {
-			'tag': {
-				pattern: /^<\/?[^\s>\/]+/i,
-				inside: {
-					'punctuation': /^<\/?/,
-					'namespace': /^[^\s>\/:]+:/
-				}
-			},
-			'attr-value': {
-				pattern: /=(?:('|")[\w\W]*?(\1)|[^\s>]+)/i,
-				inside: {
-					'punctuation': /[=>"']/
-				}
-			},
-			'punctuation': /\/?>/,
-			'attr-name': {
-				pattern: /[^\s>\/]+/,
-				inside: {
-					'namespace': /^[^\s>\/:]+:/
-				}
-			}
-
-		}
-	},
-	'entity': /&#?[\da-z]{1,8};/i
-};
-
-// Plugin to make entity title show the real entity, idea by Roman Komarov
-Prism.hooks.add('wrap', function(env) {
-
-	if (env.type === 'entity') {
-		env.attributes['title'] = env.content.replace(/&amp;/, '&');
-	}
-});
-
-Prism.languages.xml = Prism.languages.markup;
-Prism.languages.html = Prism.languages.markup;
-Prism.languages.mathml = Prism.languages.markup;
-Prism.languages.svg = Prism.languages.markup;
-
-
-/* **********************************************
-     Begin prism-css.js
-********************************************** */
-
-Prism.languages.css = {
-	'comment': /\/\*[\w\W]*?\*\//,
-	'atrule': {
-		pattern: /@[\w-]+?.*?(;|(?=\s*\{))/i,
-		inside: {
-			'rule': /@[\w-]+/
-			// See rest below
-		}
-	},
-	'url': /url\((?:(["'])(\\(?:\r\n|[\w\W])|(?!\1)[^\\\r\n])*\1|.*?)\)/i,
-	'selector': /[^\{\}\s][^\{\};]*?(?=\s*\{)/,
-	'string': {
-		pattern: /("|')(\\(?:\r\n|[\w\W])|(?!\1)[^\\\r\n])*\1/,
-		greedy: true
-	},
-	'property': /(\b|\B)[\w-]+(?=\s*:)/i,
-	'important': /\B!important\b/i,
-	'function': /[-a-z0-9]+(?=\()/i,
-	'punctuation': /[(){};:]/
-};
-
-Prism.languages.css['atrule'].inside.rest = Prism.util.clone(Prism.languages.css);
-
-if (Prism.languages.markup) {
-	Prism.languages.insertBefore('markup', 'tag', {
-		'style': {
-			pattern: /(<style[\w\W]*?>)[\w\W]*?(?=<\/style>)/i,
-			lookbehind: true,
-			inside: Prism.languages.css,
-			alias: 'language-css'
-		}
-	});
-	
-	Prism.languages.insertBefore('inside', 'attr-value', {
-		'style-attr': {
-			pattern: /\s*style=("|').*?\1/i,
-			inside: {
-				'attr-name': {
-					pattern: /^\s*style/i,
-					inside: Prism.languages.markup.tag.inside
-				},
-				'punctuation': /^\s*=\s*['"]|['"]\s*$/,
-				'attr-value': {
-					pattern: /.+/i,
-					inside: Prism.languages.css
-				}
-			},
-			alias: 'language-css'
-		}
-	}, Prism.languages.markup.tag);
-}
-
-/* **********************************************
-     Begin prism-clike.js
-********************************************** */
-
-Prism.languages.clike = {
-	'comment': [
-		{
-			pattern: /(^|[^\\])\/\*[\w\W]*?\*\//,
-			lookbehind: true
-		},
-		{
-			pattern: /(^|[^\\:])\/\/.*/,
-			lookbehind: true
-		}
-	],
-	'string': {
-		pattern: /(["'])(\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1/,
-		greedy: true
-	},
-	'class-name': {
-		pattern: /((?:\b(?:class|interface|extends|implements|trait|instanceof|new)\s+)|(?:catch\s+\())[a-z0-9_\.\\]+/i,
-		lookbehind: true,
-		inside: {
-			punctuation: /(\.|\\)/
-		}
-	},
-	'keyword': /\b(if|else|while|do|for|return|in|instanceof|function|new|try|throw|catch|finally|null|break|continue)\b/,
-	'boolean': /\b(true|false)\b/,
-	'function': /[a-z0-9_]+(?=\()/i,
-	'number': /\b-?(?:0x[\da-f]+|\d*\.?\d+(?:e[+-]?\d+)?)\b/i,
-	'operator': /--?|\+\+?|!=?=?|<=?|>=?|==?=?|&&?|\|\|?|\?|\*|\/|~|\^|%/,
-	'punctuation': /[{}[\];(),.:]/
-};
-
-
-/* **********************************************
-     Begin prism-javascript.js
-********************************************** */
-
-Prism.languages.javascript = Prism.languages.extend('clike', {
-	'keyword': /\b(as|async|await|break|case|catch|class|const|continue|debugger|default|delete|do|else|enum|export|extends|finally|for|from|function|get|if|implements|import|in|instanceof|interface|let|new|null|of|package|private|protected|public|return|set|static|super|switch|this|throw|try|typeof|var|void|while|with|yield)\b/,
-	'number': /\b-?(0x[\dA-Fa-f]+|0b[01]+|0o[0-7]+|\d*\.?\d+([Ee][+-]?\d+)?|NaN|Infinity)\b/,
-	// Allow for all non-ASCII characters (See http://stackoverflow.com/a/2008444)
-	'function': /[_$a-zA-Z\xA0-\uFFFF][_$a-zA-Z0-9\xA0-\uFFFF]*(?=\()/i,
-	'operator': /--?|\+\+?|!=?=?|<=?|>=?|==?=?|&&?|\|\|?|\?|\*\*?|\/|~|\^|%|\.{3}/
-});
-
-Prism.languages.insertBefore('javascript', 'keyword', {
-	'regex': {
-		pattern: /(^|[^/])\/(?!\/)(\[.+?]|\\.|[^/\\\r\n])+\/[gimyu]{0,5}(?=\s*($|[\r\n,.;})]))/,
-		lookbehind: true,
-		greedy: true
-	}
-});
-
-Prism.languages.insertBefore('javascript', 'string', {
-	'template-string': {
-		pattern: /`(?:\\\\|\\?[^\\])*?`/,
-		greedy: true,
-		inside: {
-			'interpolation': {
-				pattern: /\$\{[^}]+\}/,
-				inside: {
-					'interpolation-punctuation': {
-						pattern: /^\$\{|\}$/,
-						alias: 'punctuation'
-					},
-					rest: Prism.languages.javascript
-				}
-			},
-			'string': /[\s\S]+/
-		}
-	}
-});
-
-if (Prism.languages.markup) {
-	Prism.languages.insertBefore('markup', 'tag', {
-		'script': {
-			pattern: /(<script[\w\W]*?>)[\w\W]*?(?=<\/script>)/i,
-			lookbehind: true,
-			inside: Prism.languages.javascript,
-			alias: 'language-javascript'
-		}
-	});
-}
-
-Prism.languages.js = Prism.languages.javascript;
-
-/* **********************************************
-     Begin prism-file-highlight.js
-********************************************** */
-
-(function () {
-	if (typeof self === 'undefined' || !self.Prism || !self.document || !document.querySelector) {
-		return;
-	}
-
-	self.Prism.fileHighlight = function() {
-
-		var Extensions = {
-			'js': 'javascript',
-			'py': 'python',
-			'rb': 'ruby',
-			'ps1': 'powershell',
-			'psm1': 'powershell',
-			'sh': 'bash',
-			'bat': 'batch',
-			'h': 'c',
-			'tex': 'latex'
-		};
-
-		if(Array.prototype.forEach) { // Check to prevent error in IE8
-			Array.prototype.slice.call(document.querySelectorAll('pre[data-src]')).forEach(function (pre) {
-				var src = pre.getAttribute('data-src');
-
-				var language, parent = pre;
-				var lang = /\blang(?:uage)?-(?!\*)(\w+)\b/i;
-				while (parent && !lang.test(parent.className)) {
-					parent = parent.parentNode;
-				}
-
-				if (parent) {
-					language = (pre.className.match(lang) || [, ''])[1];
-				}
-
-				if (!language) {
-					var extension = (src.match(/\.(\w+)$/) || [, ''])[1];
-					language = Extensions[extension] || extension;
-				}
-
-				var code = document.createElement('code');
-				code.className = 'language-' + language;
-
-				pre.textContent = '';
-
-				code.textContent = 'Loading…';
-
-				pre.appendChild(code);
-
-				var xhr = new XMLHttpRequest();
-
-				xhr.open('GET', src, true);
-
-				xhr.onreadystatechange = function () {
-					if (xhr.readyState == 4) {
-
-						if (xhr.status < 400 && xhr.responseText) {
-							code.textContent = xhr.responseText;
-
-							Prism.highlightElement(code);
-						}
-						else if (xhr.status >= 400) {
-							code.textContent = '✖ Error ' + xhr.status + ' while fetching file: ' + xhr.statusText;
-						}
-						else {
-							code.textContent = '✖ Error: File does not exist or is empty';
-						}
-					}
-				};
-
-				xhr.send(null);
-			});
-		}
-
-	};
-
-	document.addEventListener('DOMContentLoaded', self.Prism.fileHighlight);
-
-})();
-
-/* WEBPACK VAR INJECTION */}.call(exports, __webpack_require__(4)))
-
-/***/ }),
-/* 29 */
-/***/ (function(module, exports, __webpack_require__) {
-
-
-/* styles */
-__webpack_require__(42)
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(7),
-  /* template */
-  __webpack_require__(36),
-  /* scopeId */
-  "data-v-3ac4c361",
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 30 */
-/***/ (function(module, exports, __webpack_require__) {
-
-
-/* styles */
-__webpack_require__(45)
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(9),
-  /* template */
-  __webpack_require__(40),
-  /* scopeId */
-  null,
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 31 */
-/***/ (function(module, exports, __webpack_require__) {
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(10),
-  /* template */
-  __webpack_require__(37),
-  /* scopeId */
-  null,
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 32 */
-/***/ (function(module, exports, __webpack_require__) {
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(11),
-  /* template */
-  __webpack_require__(34),
-  /* scopeId */
-  null,
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 33 */
-/***/ (function(module, exports, __webpack_require__) {
-
-var Component = __webpack_require__(0)(
-  /* script */
-  __webpack_require__(12),
-  /* template */
-  __webpack_require__(35),
-  /* scopeId */
-  null,
-  /* cssModules */
-  null
-)
-
-module.exports = Component.exports
-
-
-/***/ }),
-/* 34 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return _c('div', {
-    staticClass: "output"
-  }, [_c('prompt'), _vm._v(" "), _c('img', {
-    attrs: {
-      "src": 'data:' + _vm.outputType + ';base64,' + _vm.rawCode
-    }
-  })], 1)
-},staticRenderFns: []}
-
-/***/ }),
-/* 35 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return _c(_vm.componentName, {
-    tag: "component",
-    attrs: {
-      "type": "output",
-      "outputType": _vm.outputType,
-      "count": _vm.count,
-      "raw-code": _vm.rawCode,
-      "code-css-class": _vm.codeCssClass
-    }
-  })
-},staticRenderFns: []}
-
-/***/ }),
-/* 36 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return _c('div', {
-    staticClass: "cell"
-  }, [_c('code-cell', {
-    attrs: {
-      "type": "input",
-      "raw-code": _vm.rawInputCode,
-      "count": _vm.cell.execution_count,
-      "code-css-class": _vm.codeCssClass
-    }
-  }), _vm._v(" "), (_vm.hasOutput) ? _c('output-cell', {
-    attrs: {
-      "count": _vm.cell.execution_count,
-      "output": _vm.output,
-      "code-css-class": _vm.codeCssClass
-    }
-  }) : _vm._e()], 1)
-},staticRenderFns: []}
-
-/***/ }),
-/* 37 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return _c('div', {
-    staticClass: "output"
-  }, [_c('prompt'), _vm._v(" "), _c('div', {
-    domProps: {
-      "innerHTML": _vm._s(_vm.rawCode)
-    }
-  })], 1)
-},staticRenderFns: []}
-
-/***/ }),
-/* 38 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return (_vm.hasNotebook) ? _c('div', _vm._l((_vm.cells), function(cell, index) {
-    return _c(_vm.cellType(cell.cell_type), {
-      key: index,
-      tag: "component",
-      attrs: {
-        "cell": cell,
-        "code-css-class": _vm.codeCssClass
-      }
-    })
-  })) : _vm._e()
-},staticRenderFns: []}
-
-/***/ }),
-/* 39 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return _c('div', {
-    staticClass: "prompt"
-  }, [(_vm.type && _vm.count) ? _c('span', [_vm._v("\n    " + _vm._s(_vm.type) + " [" + _vm._s(_vm.count) + "]:\n  ")]) : _vm._e()])
-},staticRenderFns: []}
-
-/***/ }),
-/* 40 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return _c('div', {
-    staticClass: "cell text-cell"
-  }, [_c('prompt'), _vm._v(" "), _c('div', {
-    staticClass: "markdown",
-    domProps: {
-      "innerHTML": _vm._s(_vm.markdown)
-    }
-  })], 1)
-},staticRenderFns: []}
-
-/***/ }),
-/* 41 */
-/***/ (function(module, exports) {
-
-module.exports={render:function (){var _vm=this;var _h=_vm.$createElement;var _c=_vm._self._c||_h;
-  return _c('div', {
-    class: _vm.type
-  }, [_c('prompt', {
-    attrs: {
-      "type": _vm.promptType,
-      "count": _vm.count
-    }
-  }), _vm._v(" "), _c('pre', {
-    ref: "code",
-    staticClass: "language-python",
-    class: _vm.codeCssClass,
-    domProps: {
-      "textContent": _vm._s(_vm.code)
-    }
-  }, [_vm._v("\n  ")])], 1)
-},staticRenderFns: []}
-
-/***/ }),
-/* 42 */
-/***/ (function(module, exports, __webpack_require__) {
-
-// style-loader: Adds some css to the DOM by adding a <style> tag
-
-// load the styles
-var content = __webpack_require__(19);
-if(typeof content === 'string') content = [[module.i, content, '']];
-if(content.locals) module.exports = content.locals;
-// add the styles to the DOM
-var update = __webpack_require__(3)("74a276de", content, true);
-// Hot Module Replacement
-if(false) {
- // When the styles change, update the <style> tags
- if(!content.locals) {
-   module.hot.accept("!!../../node_modules/css-loader/index.js?minimize!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-3ac4c361\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./code.vue", function() {
-     var newContent = require("!!../../node_modules/css-loader/index.js?minimize!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-3ac4c361\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./code.vue");
-     if(typeof newContent === 'string') newContent = [[module.id, newContent, '']];
-     update(newContent);
-   });
- }
- // When the module is disposed, remove the <style> tags
- module.hot.dispose(function() { update(); });
-}
-
-/***/ }),
-/* 43 */
-/***/ (function(module, exports, __webpack_require__) {
-
-// style-loader: Adds some css to the DOM by adding a <style> tag
-
-// load the styles
-var content = __webpack_require__(20);
-if(typeof content === 'string') content = [[module.i, content, '']];
-if(content.locals) module.exports = content.locals;
-// add the styles to the DOM
-var update = __webpack_require__(3)("55f9d67b", content, true);
-// Hot Module Replacement
-if(false) {
- // When the styles change, update the <style> tags
- if(!content.locals) {
-   module.hot.accept("!!../node_modules/css-loader/index.js?minimize!../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4cb2b168\",\"scoped\":false,\"hasInlineConfig\":false}!../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue", function() {
-     var newContent = require("!!../node_modules/css-loader/index.js?minimize!../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4cb2b168\",\"scoped\":false,\"hasInlineConfig\":false}!../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./index.vue");
-     if(typeof newContent === 'string') newContent = [[module.id, newContent, '']];
-     update(newContent);
-   });
- }
- // When the module is disposed, remove the <style> tags
- module.hot.dispose(function() { update(); });
-}
-
-/***/ }),
-/* 44 */
-/***/ (function(module, exports, __webpack_require__) {
-
-// style-loader: Adds some css to the DOM by adding a <style> tag
-
-// load the styles
-var content = __webpack_require__(21);
-if(typeof content === 'string') content = [[module.i, content, '']];
-if(content.locals) module.exports = content.locals;
-// add the styles to the DOM
-var update = __webpack_require__(3)("1096aefc", content, true);
-// Hot Module Replacement
-if(false) {
- // When the styles change, update the <style> tags
- if(!content.locals) {
-   module.hot.accept("!!../../node_modules/css-loader/index.js?minimize!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4f6bf458\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./prompt.vue", function() {
-     var newContent = require("!!../../node_modules/css-loader/index.js?minimize!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-4f6bf458\",\"scoped\":true,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./prompt.vue");
-     if(typeof newContent === 'string') newContent = [[module.id, newContent, '']];
-     update(newContent);
-   });
- }
- // When the module is disposed, remove the <style> tags
- module.hot.dispose(function() { update(); });
-}
-
-/***/ }),
-/* 45 */
-/***/ (function(module, exports, __webpack_require__) {
-
-// style-loader: Adds some css to the DOM by adding a <style> tag
-
-// load the styles
-var content = __webpack_require__(22);
-if(typeof content === 'string') content = [[module.i, content, '']];
-if(content.locals) module.exports = content.locals;
-// add the styles to the DOM
-var update = __webpack_require__(3)("58a0689d", content, true);
-// Hot Module Replacement
-if(false) {
- // When the styles change, update the <style> tags
- if(!content.locals) {
-   module.hot.accept("!!../../node_modules/css-loader/index.js?minimize!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7342b363\",\"scoped\":false,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./markdown.vue", function() {
-     var newContent = require("!!../../node_modules/css-loader/index.js?minimize!../../node_modules/vue-loader/lib/style-compiler/index.js?{\"id\":\"data-v-7342b363\",\"scoped\":false,\"hasInlineConfig\":false}!../../node_modules/vue-loader/lib/selector.js?type=styles&index=0!./markdown.vue");
-     if(typeof newContent === 'string') newContent = [[module.id, newContent, '']];
-     update(newContent);
-   });
- }
- // When the module is disposed, remove the <style> tags
- module.hot.dispose(function() { update(); });
-}
-
-/***/ }),
-/* 46 */
-/***/ (function(module, exports) {
-
-/**
- * Translates the list format produced by css-loader into something
- * easier to manipulate.
- */
-module.exports = function listToStyles (parentId, list) {
-  var styles = []
-  var newStyles = {}
-  for (var i = 0; i < list.length; i++) {
-    var item = list[i]
-    var id = item[0]
-    var css = item[1]
-    var media = item[2]
-    var sourceMap = item[3]
-    var part = {
-      id: parentId + ':' + i,
-      css: css,
-      media: media,
-      sourceMap: sourceMap
-    }
-    if (!newStyles[id]) {
-      styles.push(newStyles[id] = { id: id, parts: [part] })
-    } else {
-      newStyles[id].parts.push(part)
-    }
-  }
-  return styles
-}
-
-
-/***/ }),
-/* 47 */
-/***/ (function(module, exports, __webpack_require__) {
-
-"use strict";
-
-
-var Notebook = __webpack_require__(6);
-
-module.exports = {
-  install: function install(_vue) {
-    _vue.component('notebook-lab', Notebook);
-  }
-};
-
-/***/ })
-/******/ ]);
-});
\ No newline at end of file
diff --git a/yarn.lock b/yarn.lock
index 90ba39a3251..8f38fb4a9a4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1119,6 +1119,14 @@ cli-width@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-2.1.0.tgz#b234ca209b29ef66fc518d9b98d5847b00edf00a"
 
+clipboard@^1.5.5:
+  version "1.6.1"
+  resolved "https://registry.yarnpkg.com/clipboard/-/clipboard-1.6.1.tgz#65c5b654812466b0faab82dc6ba0f1d2f8e4be53"
+  dependencies:
+    good-listener "^1.2.0"
+    select "^1.1.2"
+    tiny-emitter "^1.0.0"
+
 cliui@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cliui/-/cliui-2.1.0.tgz#4b475760ff80264c762c3a1719032e91c7fea0d1"
@@ -1596,6 +1604,10 @@ delayed-stream@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
 
+delegate@^3.1.2:
+  version "3.1.2"
+  resolved "https://registry.yarnpkg.com/delegate/-/delegate-3.1.2.tgz#1e1bc6f5cadda6cb6cbf7e6d05d0bcdd5712aebe"
+
 delegates@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/delegates/-/delegates-1.0.0.tgz#84c6e159b81904fdca59a0ef44cd870d31250f9a"
@@ -2497,6 +2509,12 @@ globby@^5.0.0:
     pify "^2.0.0"
     pinkie-promise "^2.0.0"
 
+good-listener@^1.2.0:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/good-listener/-/good-listener-1.2.2.tgz#d53b30cdf9313dffb7dc9a0d477096aa6d145c50"
+  dependencies:
+    delegate "^3.1.2"
+
 got@^3.2.0:
   version "3.3.1"
   resolved "https://registry.yarnpkg.com/got/-/got-3.3.1.tgz#e5d0ed4af55fc3eef4d56007769d98192bcb2eca"
@@ -3554,6 +3572,10 @@ map-stream@~0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/map-stream/-/map-stream-0.1.0.tgz#e56aa94c4c8055a16404a0674b78f215f7c8e194"
 
+marked@^0.3.6:
+  version "0.3.6"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-0.3.6.tgz#b2c6c618fccece4ef86c4fc6cb8a7cbf5aeda8d7"
+
 math-expression-evaluator@^1.2.14:
   version "1.2.16"
   resolved "https://registry.yarnpkg.com/math-expression-evaluator/-/math-expression-evaluator-1.2.16.tgz#b357fa1ca9faefb8e48d10c14ef2bcb2d9f0a7c9"
@@ -4415,6 +4437,12 @@ preserve@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/preserve/-/preserve-0.2.0.tgz#815ed1f6ebc65926f865b310c0713bcb3315ce4b"
 
+prismjs@^1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.6.0.tgz#118d95fb7a66dba2272e343b345f5236659db365"
+  optionalDependencies:
+    clipboard "^1.5.5"
+
 private@^0.1.6:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/private/-/private-0.1.7.tgz#68ce5e8a1ef0a23bb570cc28537b5332aba63ef1"
@@ -4873,6 +4901,10 @@ select2@3.5.2-browserify:
   version "3.5.2-browserify"
   resolved "https://registry.yarnpkg.com/select2/-/select2-3.5.2-browserify.tgz#dc4dafda38d67a734e8a97a46f0d3529ae05391d"
 
+select@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/select/-/select-1.1.2.tgz#0e7350acdec80b1108528786ec1d4418d11b396d"
+
 semver-diff@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/semver-diff/-/semver-diff-2.1.0.tgz#4bbb8437c8d37e4b0cf1a68fd726ec6d645d6d36"
@@ -5368,6 +5400,10 @@ timers-browserify@^2.0.2:
   dependencies:
     setimmediate "^1.0.4"
 
+tiny-emitter@^1.0.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/tiny-emitter/-/tiny-emitter-1.1.0.tgz#ab405a21ffed814a76c19739648093d70654fecb"
+
 tmp@0.0.28, tmp@0.0.x:
   version "0.0.28"
   resolved "https://registry.yarnpkg.com/tmp/-/tmp-0.0.28.tgz#172735b7f614ea7af39664fa84cf0de4e515d120"