remove version check, it shouldn't be needed with gem dependencies
AS is no more a plugin, plugins are removed in rails4, deprecated in 3.2
remove use of DEFAULT_FIELD_OPTIONS, which has been removed on rails4
Merge branch 'master' into rails4
Merge branch 'master' into rails4
Merge branch 'master' into rails4
Update runtime dependency
[rails4] update datetime tags
fix broken sti links because of caching
small optimization on STI links
always send parent_controller to render_field requests on subforms
fix popup links with method
fix when jquery-ui is not loaded
fix loading styles from jquery ui rails gem
still loading theme in jquery ui rails gem
still loading theme in jquery ui rails gem
use scss and image-url for jquery-ui images
use css.erb instead of scss, it fails when loaded from erb
fix css.erb
Merge pull request #284 from vlmonk/rails4

keep rails4 branch sync with master