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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>

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

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

Project path

Fixes gitlab/gitlabhq#1781, gitlab/gitlabhq#1763

See merge request !1337

Sidebar navigation

This MR changes layout of the GitLab to sidebar navigation.

Layouts:

- [x] Project layout
- [x] Project settings layout
- [x] Dashboard layout
- [x] Profile layout
- [x] Group layout
- [x] Snippets layout
- [x] Admin layout

Pages:

- [x] Activity pages
- [x] Issue/mr pages
- [x] Issues/merge requests pages

Common:

- [x] Fix tests

See merge request !1329

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

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

Package dependencies documentation

/cc @valery @patricio

See merge request !1349