rails to 4.0.2

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Proceed with gems for Rails4

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Update config/* to work with rails4

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Rename status method in ProjectsController

Status method is used by rails and should not be overwrited
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Update puma

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Rails 4

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Merge branch 'rails4' of /home/git/repositories/gitlab/gitlab-ci