UI improved, .main_box css class for show pages

app/assets/stylesheets/common.scss

app/views/commits/index.html.haml

app/views/commits/show.html.haml

app/views/deploy_keys/index.html.haml

app/views/help/web_hooks.html.haml

app/views/hooks/index.html.haml

app/views/issues/show.html.haml

app/views/keys/index.html.haml

app/views/merge_requests/show.html.haml

app/views/projects/_team.html.haml

app/views/projects/show.html.haml

config/routes.rb