Added disabledNetworks, to disable the plugin on certain networks.
Added disabledNetworks, to disable the plugin on certain networks.

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