CHG - Force the comments policy to appear in a new window/tab if external URL or site site text

git-svn-id: http://svn.montala.net/svn/resourcespace@4713 c08608d7-6e46-0410-86ca-f2a6f1370df5
CHG - $lang['comments_respond-to-this-comment'] is now set to "Reply" by default

git-svn-id: http://svn.montala.net/svn/resourcespace@4714 c08608d7-6e46-0410-86ca-f2a6f1370df5