Made the tests for callbacks.addressed more extensive.
Made the tests for callbacks.addressed more extensive.

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