imrpvoed ui for filter by tag
added tag input/edit and creation
made sure that the subtitle div will show up
Merge branch 'master' of github.com:TheGiftsProject/katalog
Added new tag
conflict
fixed missing end
new favicon
error pages design
Merge branch 'master' of github.com:TheGiftsProject/katalog into smart_post_component

Conflicts:
	app/controllers/projects_controller.rb