Settable userprops

Userprops listed in proplists.dat that can be settable via the Admin Console (using the 'set' command):


 * disable_quickreply
 * icbm
 * latest_optout
 * maximagesize
 * newpost_minsecurity
 * no_mail_alias
 * opt_ljcut_disable_friends
 * opt_ljcut_disable_lastn
 * stylesys
 * synlevel
 * trusted_s1