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diff --git a/src/fauxton/assets/js/libs/ace/ext-split.js b/src/fauxton/assets/js/libs/ace/ext-split.js
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--- a/src/fauxton/assets/js/libs/ace/ext-split.js
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@@ -1,271 +0,0 @@
-/* ***** BEGIN LICENSE BLOCK *****
- * Distributed under the BSD license:
- *
- * Copyright (c) 2010, Ajax.org B.V.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of Ajax.org B.V. nor the
- * names of its contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
- * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * ***** END LICENSE BLOCK ***** */
-
-define('ace/ext/split', ['require', 'exports', 'module' , 'ace/split'], function(require, exports, module) {
-module.exports = require("../split");
-
-});
-
-define('ace/split', ['require', 'exports', 'module' , 'ace/lib/oop', 'ace/lib/lang', 'ace/lib/event_emitter', 'ace/editor', 'ace/virtual_renderer', 'ace/edit_session'], function(require, exports, module) {
-
-
-var oop = require("./lib/oop");
-var lang = require("./lib/lang");
-var EventEmitter = require("./lib/event_emitter").EventEmitter;
-
-var Editor = require("./editor").Editor;
-var Renderer = require("./virtual_renderer").VirtualRenderer;
-var EditSession = require("./edit_session").EditSession;
-
-
-var Split = function(container, theme, splits) {
- this.BELOW = 1;
- this.BESIDE = 0;
-
- this.$container = container;
- this.$theme = theme;
- this.$splits = 0;
- this.$editorCSS = "";
- this.$editors = [];
- this.$orientation = this.BESIDE;
-
- this.setSplits(splits || 1);
- this.$cEditor = this.$editors[0];
-
-
- this.on("focus", function(editor) {
- this.$cEditor = editor;
- }.bind(this));
-};
-
-(function(){
-
- oop.implement(this, EventEmitter);
-
- this.$createEditor = function() {
- var el = document.createElement("div");
- el.className = this.$editorCSS;
- el.style.cssText = "position: absolute; top:0px; bottom:0px";
- this.$container.appendChild(el);
- var editor = new Editor(new Renderer(el, this.$theme));
-
- editor.on("focus", function() {
- this._emit("focus", editor);
- }.bind(this));
-
- this.$editors.push(editor);
- editor.setFontSize(this.$fontSize);
- return editor;
- };
-
- this.setSplits = function(splits) {
- var editor;
- if (splits < 1) {
- throw "The number of splits have to be > 0!";
- }
-
- if (splits == this.$splits) {
- return;
- } else if (splits > this.$splits) {
- while (this.$splits < this.$editors.length && this.$splits < splits) {
- editor = this.$editors[this.$splits];
- this.$container.appendChild(editor.container);
- editor.setFontSize(this.$fontSize);
- this.$splits ++;
- }
- while (this.$splits < splits) {
- this.$createEditor();
- this.$splits ++;
- }
- } else {
- while (this.$splits > splits) {
- editor = this.$editors[this.$splits - 1];
- this.$container.removeChild(editor.container);
- this.$splits --;
- }
- }
- this.resize();
- };
- this.getSplits = function() {
- return this.$splits;
- };
- this.getEditor = function(idx) {
- return this.$editors[idx];
- };
- this.getCurrentEditor = function() {
- return this.$cEditor;
- };
- this.focus = function() {
- this.$cEditor.focus();
- };
- this.blur = function() {
- this.$cEditor.blur();
- };
- this.setTheme = function(theme) {
- this.$editors.forEach(function(editor) {
- editor.setTheme(theme);
- });
- };
- this.setKeyboardHandler = function(keybinding) {
- this.$editors.forEach(function(editor) {
- editor.setKeyboardHandler(keybinding);
- });
- };
- this.forEach = function(callback, scope) {
- this.$editors.forEach(callback, scope);
- };
-
-
- this.$fontSize = "";
- this.setFontSize = function(size) {
- this.$fontSize = size;
- this.forEach(function(editor) {
- editor.setFontSize(size);
- });
- };
-
- this.$cloneSession = function(session) {
- var s = new EditSession(session.getDocument(), session.getMode());
-
- var undoManager = session.getUndoManager();
- if (undoManager) {
- var undoManagerProxy = new UndoManagerProxy(undoManager, s);
- s.setUndoManager(undoManagerProxy);
- }
- s.$informUndoManager = lang.delayedCall(function() { s.$deltas = []; });
- s.setTabSize(session.getTabSize());
- s.setUseSoftTabs(session.getUseSoftTabs());
- s.setOverwrite(session.getOverwrite());
- s.setBreakpoints(session.getBreakpoints());
- s.setUseWrapMode(session.getUseWrapMode());
- s.setUseWorker(session.getUseWorker());
- s.setWrapLimitRange(session.$wrapLimitRange.min,
- session.$wrapLimitRange.max);
- s.$foldData = session.$cloneFoldData();
-
- return s;
- };
- this.setSession = function(session, idx) {
- var editor;
- if (idx == null) {
- editor = this.$cEditor;
- } else {
- editor = this.$editors[idx];
- }
- var isUsed = this.$editors.some(function(editor) {
- return editor.session === session;
- });
-
- if (isUsed) {
- session = this.$cloneSession(session);
- }
- editor.setSession(session);
- return session;
- };
- this.getOrientation = function() {
- return this.$orientation;
- };
- this.setOrientation = function(orientation) {
- if (this.$orientation == orientation) {
- return;
- }
- this.$orientation = orientation;
- this.resize();
- };
- this.resize = function() {
- var width = this.$container.clientWidth;
- var height = this.$container.clientHeight;
- var editor;
-
- if (this.$orientation == this.BESIDE) {
- var editorWidth = width / this.$splits;
- for (var i = 0; i < this.$splits; i++) {
- editor = this.$editors[i];
- editor.container.style.width = editorWidth + "px";
- editor.container.style.top = "0px";
- editor.container.style.left = i * editorWidth + "px";
- editor.container.style.height = height + "px";
- editor.resize();
- }
- } else {
- var editorHeight = height / this.$splits;
- for (var i = 0; i < this.$splits; i++) {
- editor = this.$editors[i];
- editor.container.style.width = width + "px";
- editor.container.style.top = i * editorHeight + "px";
- editor.container.style.left = "0px";
- editor.container.style.height = editorHeight + "px";
- editor.resize();
- }
- }
- };
-
-}).call(Split.prototype);
-
-
-function UndoManagerProxy(undoManager, session) {
- this.$u = undoManager;
- this.$doc = session;
-}
-
-(function() {
- this.execute = function(options) {
- this.$u.execute(options);
- };
-
- this.undo = function() {
- var selectionRange = this.$u.undo(true);
- if (selectionRange) {
- this.$doc.selection.setSelectionRange(selectionRange);
- }
- };
-
- this.redo = function() {
- var selectionRange = this.$u.redo(true);
- if (selectionRange) {
- this.$doc.selection.setSelectionRange(selectionRange);
- }
- };
-
- this.reset = function() {
- this.$u.reset();
- };
-
- this.hasUndo = function() {
- return this.$u.hasUndo();
- };
-
- this.hasRedo = function() {
- return this.$u.hasRedo();
- };
-}).call(UndoManagerProxy.prototype);
-
-exports.Split = Split;
-});