Clean up of import people code
Re-clean of same person related code
Added autocomplete search to the owner field in modals
Added custom templates and styling to autocomplete owners
Protect against bad data
Fix nullability and unique constraints in tables

These are the tables dealing with polymorphic relationships.
Add db migration for unique constraint on program_controls
Failure to map an object to another object will now show an error with friendly messaging
is_allowed_to_map now also verifies whether there an appropriate join model exists
Add association directive_controls
Temporarily disabling the control/process/system counts in popovers
InnerNav will now cache its activated widget and re-select when the nav list is replaced
Fixed counts occasionally being incorrect for LHN search (56751066)

While not an issue in local environments, the old method would kick off
multiple "refresh counts" calls whenever a search list changed -- which
is not just on object creation, but also on every search. This resulted
in two search count queries firing, with the one that arrived second
overwriting values.
Merge pull request #302 from reciprocity/feature/log_events

55840662 Fix nullability and unique constraints in relationships; protect display_name against bad data
Merge pull request #329 from reciprocity/feature/hide_counts_popover

Temporarily hiding the control/process/system counts in popovers (56744864)
Merge pull request #322 from reciprocity/feature/people_import_cleanup

People import cleanup and minor changes
Merge pull request #325 from reciprocity/feature/people_autocomplete

Added autocomplete for the owner field in modals
Merge pull request #328 from reciprocity/feature/lhn_mapping

Disabled mapping of directives to other directives in the LHN
Merge pull request #330 from reciprocity/feature/obj_nav_highlight

InnerNav will now cache its active widget and re-select when the list gets replaced
Merge pull request #331 from reciprocity/feature/lhn_search_counts

Fixed counts occasionally being incorrect for LHN search (56751066)