Merge commit 'jeff-themovie/small-fixes' into 0.8.x
* commit 'jeff-themovie/small-fixes':
Fix missing max_id in API search calls
Fix "Trying to get property of non-object" errors when a user tries to log in using an unknown nickname
Fix "Trying to get property of non-object" errors when accessing the people search results page
Fix "Undefined variable: cnt"
Fix "Trying to get property of non-object" errors in groupeditform.php
Fix "Undefined property: DisfavorAction::$id"