autoselect related objects
restrict related field to a single radio button
Change radio button to hidden field
Fix merge conflict; including features from both branches
Make filter_by_ctnr more general
Adjust special case for global and default
basic field filtering by container
redistribute filter_by_ctnr logic
fix broken tuple
add ctnr field to static interfaces
filter systems by ctnr
Automatically select when there is only one option
vrfs are filtered by container
Force form fields to be distinct
Network creation form gets usability features
Use titles in Site name display
cydns views are filtered too
SOAs are filtered by ctnr
Force correct order of operations in usability form mixin
filter out reverse domains in all usable forms