biolimit: max character length of bio; 0 means no limit; null means to use
the site text limit default.
+backup: whether users can backup their own profiles. Defaults to true.
+restore: whether users can restore their profiles from backup files. Defaults
+ to true.
+delete: whether users can delete their own accounts. Defaults to true.
+move: whether users can move their accounts to another server. Defaults
+ to true.
newuser
-------
'featured' => array()),
'profile' =>
array('banned' => array(),
- 'biolimit' => null),
+ 'biolimit' => null,
+ 'backup' => true,
+ 'restore' => true,
+ 'delete' => true,
+ 'move' => true),
'avatar' =>
array('server' => null,
'dir' => INSTALLDIR . '/avatar/',