[SM-PLUGINS] Serversidefilter error fixed

[Jon s. <acc...@bs...>]

Many users were getting an error that looks like this:

[Tue Nov 25 15:23:56 2003] [error] PHP Warning:  Unknown modifier '/' in
/var/www/squirrelmail-1.4.2-ja-dev/plugins/serversidefilter/backend.php
on line 208


Version 1.31 released today fixes this bug.