Merge branch 'full-width-new-snippet-button' into 'master'

Added full-width new snippet button on mobile and corrected capitalization

## What does this MR do?

Adds full-width `New snippet` button to snippet mobile views and corrects `New Snippet` to `New snippet` throughout.

## Are there points in the code the reviewer needs to double check?

## Why was this MR needed?

@connorshea Spotted that I missed this in !6210 :)

## Screenshots (if relevant)

![Screen_Shot_2016-09-16_at_10.40.21](/uploads/ddca2da3a5ef787298bfc87e129db820/Screen_Shot_2016-09-16_at_10.40.21.png)

## Does this MR meet the acceptance criteria?

- [ ] [CHANGELOG](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CHANGELOG) entry added
- [ ] [Documentation created/updated](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/doc/development/doc_styleguide.md)
- [ ] API support added
- Tests
  - [ ] Added for this feature/bug
  - [ ] All builds are passing
- [ ] Conform by the [merge request performance guides](http://docs.gitlab.com/ce/development/merge_request_performance_guidelines.html)
- [ ] Conform by the [style guides](https://gitlab.com/gitlab-org/gitlab-ce/blob/master/CONTRIBUTING.md#style-guides)
- [ ] Branch has no merge conflicts with `master` (if you do - rebase it please)
- [ ] [Squashed related commits together](https://git-scm.com/book/en/Git-Tools-Rewriting-History#Squashing-Commits)

## What are the relevant issue numbers?

See merge request !6380

2 files changed, 3 insertions, 3 deletions

diff --git a/features/project/snippets.feature b/features/project/snippets.feature
index 270557cbde7..3c51ea56585 100644
--- a/features/project/snippets.feature
+++ b/features/project/snippets.feature
@@ -12,7 +12,7 @@ Feature: Project Snippets
     And I should not see "Snippet two" in snippets
 
   Scenario: I create new project snippet
-    Given I click link "New Snippet"
+    Given I click link "New snippet"
     And I submit new snippet "Snippet three"
     Then I should see snippet "Snippet three"
 
diff --git a/features/steps/project/snippets.rb b/features/steps/project/snippets.rb
index beb8ecfc799..5e7d539add6 100644
--- a/features/steps/project/snippets.rb
+++ b/features/steps/project/snippets.rb
@@ -21,8 +21,8 @@ class Spinach::Features::ProjectSnippets < Spinach::FeatureSteps
            author: project.users.first)
   end
 
-  step 'I click link "New Snippet"' do
-    click_link "New Snippet"
+  step 'I click link "New snippet"' do
+    click_link "New snippet"
   end
 
   step 'I click link "Snippet one"' do