[add] category breadcrumb
[add] users section todo
[add] categories breadcrumb
[mod] user edit simple form
cancan manage articles authorization for views
user show: change password link
fix authorization logic
user cannot publish
Merge branch 'test'

Conflicts:
	app/controllers/categories_controller.rb
Merge branch 'master' of https://github.com/martinstrasek/dormitory-web