- Fix s/pattern/prefix/ in clear_cache()

alecpl

2011-05-21 bc8c2c57880523472b30f475d566a8133e2d2e20

 program/include/rcube_imap.php

@@ -3794,7 +3794,7 @@
    function clear_cache($key=null, $prefix_mode=false)
    {
        if ($this->cache) {
            $this->cache->remove($key, $pattern_mode);
            $this->cache->remove($key, $prefix_mode);
        }
    }