add missing config files to check during release process
Adding in snippet search functionality

http://feedback.gitlab.com/forums/176466-general/suggestions/5529795-search-though-snippets
Changing some formatting for the Hound, modifying some UI text
Added search wiki feature
Updating to persist a params snippets variable
Cleaning for the hound
Fixed houndci complaining over too long lines
Fixed trailing white space
Parallel diff in two columns.
Duplicate the behaviour and refactor for use with parallel diff.
Remove duplication, expand for next_line.
File mode changed note.
Take added or removed file into account.
Coloring.
Take the next type into consideration
Don't show the line numbers if the lines were removed.
Color the lines correctly.
Now refactor all to work properly.
Cleanup
Move custom Omniauth directions to omniauth doc.