Remove unused Project#code function [failure unrelated]

Disallow POST to compare as it does not create objects

Teamcity integration using 8.1 rest api

ruby 2.1.5 in .ruby-version

Sort .gitignore.

doc workflow markdown style

Ui fixes

Fixes the ui bugs described in #925.

Also added the suggestion to keep the header at the top of the page.

Fixes #925

Some before/after screenshots:

- Border doesn't reach bottom on smaller pages
  - [Before](https://gitlab.com/uploads/gitlab-org/gitlab-ce/5096094d94/Screenshot_from_2014-12-27_19_49_24.png)
  - [After](https://gitlab.com/uploads/gitlab-org/gitlab-ce/551c1924e4/Screenshot_from_2014-12-27_19_51_43.png)

- Ability to always scroll 48px (visible by the scrollbar)
  - [Before](https://gitlab.com/uploads/gitlab-org/gitlab-ce/ea591bf7b3/Screenshot_from_2014-12-27_19_53_41.png)
  - [After](https://gitlab.com/uploads/gitlab-org/gitlab-ce/97df62b40d/Screenshot_from_2014-12-27_19_53_17.png)

- Mobile sidebar icons off screen (Visible by the scrollbar on the after picture)
  - [Before](https://gitlab.com/uploads/gitlab-org/gitlab-ce/b6d9a4d076/Screenshot_from_2014-12-27_19_49_05.png)
  - [After](https://gitlab.com/uploads/gitlab-org/gitlab-ce/fc52ac31ba/Screenshot_from_2014-12-27_19_48_16.png)

- Header fixed at top
  - [Before](https://gitlab.com/uploads/gitlab-org/gitlab-ce/5d74dc1ea5/Screenshot_from_2014-12-27_19_59_28.png)
  - [After](https://gitlab.com/uploads/gitlab-org/gitlab-ce/57c4c3ea7d/Screenshot_from_2014-12-27_20_00_05.png)

See merge request !269

- add h1 to README
- move h1 in workflow.md to h2 since the top image acts as h1
- typos

Improve UI for milestone pages

See merge request !1356

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Dashboard: fix assignee filter and remove some old code

See merge request !1354

This was default before but now it fixed with providing assignee_id
parameter making url shareble and dont reset when other filters users.

Also this commit removes old methods that are not used any more.
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

UI changes

Set of UI fixes for side nav

See merge request !1352

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Oauth2 provider

Please update #1713

See merge request !1346

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Conflicts:
	app/views/layouts/nav/_profile.html.haml

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

* improve UI
* add authorization
* add separate page for oauth applications
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

UI improvements

Set of UI changes mostly for issue and merge request

* return edit/close buttons to old position (right of title)
* make 'Issue #1' header smaller
* move mr commits to separate tab
* change inline/side diff switcher to buttons from tabs
* make issue sidebar start with dicsussion block

See merge request !1351

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

* return edit/close buttons to old position (right of title)
* make 'Issue #1' header smaller
* move mr commits to separate tab
* change inline/side diff switcher to buttons from tabs
* make issue sidebar start with dicsussion block
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Fold sidenav for mobile devices

Fold sidebar for xs and sm displays.

See merge request !1350

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>