Remove unused images
Merge pull request #249 from projecthydra/unused_images

Remove unused images
Simplify the thumbnail partial
Merge pull request #250 from projecthydra/simplify_thumbnail

Simplify the thumbnail partial
Added a route for deleting a notification using the DELETE HTTP method
The link was already creating a DELETE method, but we only had routes
for get and post.
Use the latest in development dependencies
Merge pull request #253 from projecthydra/update_dev_dependencies

Use the latest in development dependencies
Remove unused dependencies
Speed up Travis builds by not building libxml2 shipped with Nokogiri
Profile slow tests
Merge pull request #252 from projecthydra/fix_delete_route

Added a route for deleting a notification using the DELETE HTTP method
Merge pull request #255 from projecthydra/update_dev_dependencies

Remove unused dependencies
Merge pull request #254 from projecthydra/nokogiri_system_libs

Speed up Travis builds by not building libxml2 shipped with Nokogiri
Merge pull request #256 from projecthydra/profile_slow_tests

Profile slow tests
partOf should not display on the show page. Fixes #248
Merge pull request #257 from projecthydra/remove_part_of

partOf should not display on the show page. Fixes #248
pushing clamav checking down to GenericFile model validation
Merge pull request #251 from psu-stewardship/push_virus_check_down_the_stack2

Move clamav down to be a model validation
Use resourceful routes for notifications
Update README.md

remove stub from documentation, as it was only there to make the spec pass