fix test
Merge branch 'release/29.1'

* release/29.1:
  fix test
  add cache to schedule
  remove
  fix lecture query
  remove cache from lectures if user is authorized
  add cache to all users
  fix if nothing
  fix cache to lectures and user_lectures
  add cache to user_lectures
  add cache to lectures
  fix cache users
  fix controllers, remove old cache rest
  add cache to users
  add cache to users index
Merge branch 'master' of github.com:ulmic/nastachku

* 'master' of github.com:ulmic/nastachku:
  fix schedule caching