Fix broken UI for admin system hooks

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

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

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Create branch for tag

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Merge branch 'fix/system_hooks_ui' of /home/git/repositories/gitlab/gitlabhq
Allow non-interactive run of upgrade script. ruby script/upgrade.rb FORCE=yes

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Use 'ruby script/upgrade.rb -y'  instead of ENV

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Merge branch 'feature/minor_update_script' of /home/git/repositories/gitlab/gitlabhq
Archiving old projects; archived projects aren't shown on dashboard
features for archive projects
abilities for archived project
other abilities for archive projects

only limit commits and merges for archived projects

ability changed to prohibited actions on archived projects

added spec and feature tests for archive projects