[FIX CI] adapting spec, where access level 1 is equal 2
upgrading to Rails 3.2.10
refactoring $per_page to PER_PAGE constant
moving Statistics and introducing new Admin section with Users (wip)
[FIX CI] as admin user, the start page is Statistics (for now)
introducing AngularJS
role tabs and suspended checkbox
edit user: suspended_until and suspended_reason (new database column)
missing migration for suspended_reason
search on keypress and infinite scroll pagination
renamed css class: item_edit to form_edit
user edit form
missing in previous commit (user edit form)
fixing date format
[#41394781] cucumber test
updating structure.sql and gems
New hand-picked translations.
Merge branch 'next' of github.com:zhdk/leihs into next
always eliminate duplicated error messages, display unique
Merge branch 'next' of github.com:zhdk/leihs into next