added lower function to work only with lowercase channel-names
added lower function to work only with lowercase channel-names

tokyo-jesus/ii,xj9/ii,Paraknight/ii,yousefamar/ii,xj9/ii,TheRedMood/iipy,TheRedMood/iipy,TheRedMood/iipy,iibot-irc/ii,iibot-irc/ii,tokyo-jesus/ii,raedwulf/ii,yousefamar/ii,Paraknight/ii,raedwulf/ii