Remove call to authorize! which is actually not doing anything

Thanks to @laurens
Fix broken link for general settings in general_settings/edit

Fixes #2469
Do not assign params in ResourceController#build_resource

Assign params in ResourceController#create instead (same location as ResourceController#update)

Fixes #2483
Introducing sortable product properties.

Fixes #2464
change icon class for delete icon so it's visible on zones/states page

Fixes #2489