Add a TL;DR version in quickstart guide



See merge request !3026

Reduce progress bar noise during brakeman run

See merge request !3101

Upgrade carrierwave to 0.10.0.

Closes #2805 

See merge request !3084

Issue sidebar mobile

Fixes #13592 
Fixes #14037 

See merge request !3050

Properly display YAML front matter in Markdown

See merge request !3072

Allow the initial admin to set a password

Closes #1980

See merge request !3068

This filter will detect YAML Front Matter and convert it to an HTML
table for prettier formatting.

Closes #1980

Factory cleanup

Related: https://gitlab.com/gitlab-org/gitlab-ce/issues/5880

See merge request !2847

Move `update_merge_request` ability to Developer

Closes #13663

See merge request !3099

Add a spec for WikiPipeline

Removes the specs from GollumTagsFilter that were more like integration
tests for the pipeline than unit tests of the filter.

See merge request !3054

In UsersController#calendar_activities, when Date isn't parsable, fallback to Date.today

For some reason, GoogleBot accesses `/u/:username/calendar_activities` without
a `:date` param, but then the view was trying to call `#to_s(:short)` which
doesn't exist on `nil`, leading to the following Sentry report:
https://sentry.gitlap.com/gitlab/gitlabcom/issues/1182/

See merge request !3074

Closes #13663

ctrl+enter on mac correctly submits forms

Closes #4177

See merge request !3089

Updated dropdown CSS

This is a start on #3279 by updating the CSS for the dropdown menu. This doesnt include any CSS for the title bar or filter field

![Screen_Shot_2016-03-04_at_12.23.49](/uploads/6f2047ec1b72974334fa56e6895a32be/Screen_Shot_2016-03-04_at_12.23.49.png)

See merge request !3092

[ci skip]

Added tabindex to filter field

Based on however I changed the tabindex of the search field so that it goes search field -> filter field & then back to browser default. I dont think we should override the default tabindex of the page too much.

Closes #3706 

See merge request !3093

MR meta details media queries.

Button full width on phone on MR/issue.