Adds link to milestone and keeping resource context on smaller viewports
Created by: jasonblanchard
Fixes #8675 by adding links to the milestone for issues and merge requests using @randx design (https://github.com/gitlabhq/gitlabhq/issues/8675#issuecomment-72549130)
Issue:
Merge request:
Also removes the hidden-sm and hidden-xs so that the context div is accessible on smaller viewports:
