Fixed bug in announcements.
Fixed bug in announcements.

kblin/supybot-gsoc,buildbot/supybot,raboof/supybot,Ban3/Limnoria,mazaclub/mazabot-core,ProgVal/Limnoria-test,mazaclub/mazabot-core,prashantpawar/supybot-rothbot,ProgVal/Limnoria-test,haxwithaxe/supybot,frumiousbandersnatch/supybot-code,jeffmahoney/supybot,Ban3/Limnoria