Merge branch 'hotfix/fix_ckeditor' into develop

* hotfix/fix_ckeditor:
  remove ckeditor att fites
Merge branch 'hotfix/fix_ckeditor_assets' into develop

* hotfix/fix_ckeditor_assets:
  add ckeditor assets for compilation
Merge branch 'hotfix/fix_ckeditor_assets_trial_2' into develop

* hotfix/fix_ckeditor_assets_trial_2:
  fix ckeditor assets 2
Merge branch 'hotfix/fix_ckeditor_assets_trial_3' into develop

* hotfix/fix_ckeditor_assets_trial_3:
  fix ckeditor assets 3
Merge branch 'hotfix/fix_ckeditor_assets_trial_4' into develop

* hotfix/fix_ckeditor_assets_trial_4:
  compile assets
add posts admin
add subjects to admin
remove posts form
refactor locales
add index to subjects admin
remove dangerous actions from user
Merge branch 'feature/add_admin' into develop

* feature/add_admin:
  remove dangerous actions from user
  add index to subjects admin
  refactor locales
  remove posts form
  add subjects to admin
  add posts admin
Merge branch 'release/v2.0.0'

* release/v2.0.0:
  remove dangerous actions from user
  add index to subjects admin
  refactor locales
  remove posts form
  add subjects to admin
  add posts admin