Fixed LogToIrc overriding default log level.
Fixed LogToIrc overriding default log level.

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