pref-prefs: mention tt-rss forums as a plugin source

classes/pref/prefs.php

@@ -629,7 +629,9 @@ class Pref_Prefs extends Handler_Protected {
 
 		print "<h2>".__("Plugins")."</h2>";
 
-		print_notice(__("You will need to reload Tiny Tiny RSS for plugin changes to take effect."));
+		print_notice(__("Download more plugins at <a class=\"visibleLink\" target=\"_blank\" href=\"http://tt-rss.org/forum/viewforum.php?f=22\">Tiny Tiny RSS forums</a>."));
+
+		print "<p class='insensitive'>" . __("You will need to reload Tiny Tiny RSS for plugin changes to take effect.") . "</p>";
 
 		print "<form dojoType=\"dijit.form.Form\" id=\"changePluginsForm\">";