Merge branch 'counter_cache' of https://github.com/tapalilov/GAKUEngine into counter_cache
Fix spec/requests/students/class_group_enrollments_spec
Add a rake gaku:reset_app task
Add addresses_count to Campus
Merge branch 'counter_cache' of https://github.com/tapalilov/GAKUEngine into counter_cache

Conflicts:
	core/app/controllers/gaku/addresses_controller.rb
Fix a merge mistake
Add counter_cache for notes
Refactored conn between Student and Guardian, write counter_cache specs
Create FactoryGirl traits and refactor to use them
Merge branch 'counter_cache' of https://github.com/kalkov/GAKUEngine into counter_cache
[fix] has_one problem for address counter in campus
[traits] refactoring
[changes] student_addresses specs