User search input blur would trigger the submission of the search
filters which would cause strange thing where you'd click on a search
filtered user which would blur the input hence submit, but the user
would think they've clicked the user and the page would reload but the
input had not updated at that point.
Related to #2863
- Updated audit table so long entity names did not squish everything
else.
- Added filtering to view service popular list so that recycle binned
items did not cause issues.
Renamed some columns to be more generic and applicable.
Removed now redundant book_id column.
Allowed nullable entity morph columns for non-entity activity.
Ran tests and made required changes.
