Removed the unused Competences controller
Show competence descriptions in plan/competences/index
Copy period information from Noppa
Added a script for manually refreshing caches
Enable caching in development for testing
Removing obsolete code
Removing the obsolete SkillsController
Disabling UsersController which is not used at the moment
Added authorizations to plan controllers
Show child competences in plan/competence/show
Deleted the obsolete TempCoursesController
Added authorizations and deleted obsolete views from curriculums
Optimizing graph view performance
Added a sweeper for graph cache
Add logging to sessions
Deleting the obsolete temp_courses model
Import more data from Noppa
Add information columns to competences
Added surveys