Fixed string formatting bug
Fixed string formatting bug

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