fix(forms): Removes icon and title links from autocomplete results

Removes the links from all three search options:
 - groups
 - friends
 - users

As a side effect also makes it possible to override:
 - Title used in user/default view
 - Icon params for groups/default view

Fixes #5583
Merge pull request #7492 from juho-jaakkola/autocomplete_results

fix(forms): Removes icon and title links from autocomplete results
fix(session): Explicitly closing the session in the shutdown hook to work around APC session problems.

Fixes #7186.
Merge pull request #7497 from brettp/apc_session_close

fix(session): Explicitly closing the session in the shutdown hook to work around APC session problems.