Revert "added number of starred and tagged items in title tooltip in the sidebar, minor performance update"

This reverts commit 6e6c4dcc4c41ddd9076191a60713ff9b7a8307ea.

Conflicts:

	fof-db.php
	fof-main.php
	sidebar.php
substring highlighting of search results
cleanup for database operations
fix browsing with paged results