Split out header into shared partial
Used action partials to have unique actions for shared and personal
snippets
changed back to created date in list view
Switched to using existing color classes

 - Fixed a bug with .btn-sm padding.
 - Changed created_at to modified_at for snippets#index as it seems to
   be more relevant.

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

Use the path helpers for nested project resources, for Rails 4.1.9
compatibility.

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

Clean up admin dashboad tooltips

Clean up admin dashboad tooltips

Clean up admin dashboad tooltips

Add helper method

change to use app helper

Modify tooltips to use new helper

Convert remaining times

Adjust one tooltip

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

-Alt text to image was set to hash, which would make the page display hashes if the image/gravatar  wasn't available, set the alt text to '', and made the main tool bar image follow the same or similar constraints as the other images (.avatar, .s26)

Conflicts:
	app/assets/stylesheets/themes/ui_bb.scss
	app/views/snippets/_snippet.html.haml

Change-Id: I42e1e86f535486fd2556d4b3e4591f3676eea033

Didn't bother with files in db/, config/, or features/

Project - restyled show page, removed info page
Repository - restyled show page, added download option
Tags - added download options