Add cli to reame

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

Improve admin projects page

Add dropdown for project sorting

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

Save repository size to projects table

This will allow us to get largest repos by simple sql query.

Also it increase loading of `admin/projects` page a lot because right now it calculate 20x project sizes per page

Fix 404 jquery ui

Fixes #1211

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>

Merge branch 'improve-gitlab-shell-installation' of https://github.com/pkgr/gitlabhq into pkgr-improve-gitlab-shell-installation
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Conflicts:
	doc/install/installation.md

Update release dates

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

Remove redundant signin link from signin page.

Typo fix

Updated CI error message so that it makes more sense

Add help link to header.

Notes are comments

Forgot import readme

/cc @dzaporozhets

Import check

/cc @dzaporozhets

Slack doc readme

Refresh Notes unless the tab is hidden

do not html encode plaintext part of emails for push notifications

Fix unclear text in broadcast message view.