Merge pull request #206 from thomasalrin/0.5

list all hp images
Merge pull request #207 from thomasalrin/0.5

New UI changes
update gems rails to 4.2 rc2
Merge remote-tracking branch 'origin/0.5' into 0.5

Conflicts:
	Gemfile.lock
Merge pull request #208 from indykish/0.5

Rails 4.2 rc2, and the latest css changes from enixel.
hp list images