Only disable prefixNick if action is actually True
Only disable prefixNick if action is actually True

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