Clean addresses and contacts
Refactor notes
Delete assignments_controller
[routes] Delete contacts from students, use concern instead
[controller] Refactor syllabuses_controller and spec
WIP: Refactor syllabuses
[model] move method to use from js view
[concert] little refacotr
[view/js] update index class group column with enrolled to class group students
[refactor] use rails4 where.not
Merge pull request #226 from Genshin/mass_cleaning_refactor_set_primary

[refactor] use rails4 where.not
Merge pull request #225 from Genshin/mass_cleaning_fix_class_group_index_update

Mass cleaning fix class group index update
[gem] Update gaku_helpers to 0.0.7
[spec] Add js_edit_link to request_helpers
Clean syllabuses
[gem] Fix globalize3 and update gaku_helpers to 0.0.7
Merge pull request #227 from Genshin/mass_cleaning

Mass cleaning
Merge branch 'master' of github.com:Genshin/GAKUEngine
Merge branch 'mass_cleaning'
[spec/requests] Fix specs after js-edit-link refactoring