Added isCommand to the firewalled methods.
Added isCommand to the firewalled methods.

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