Remove the channel when unsubscribed
Remove the channel when unsubscribed

andreaperizzato/libPusher,alloy/libPusher,andreaperizzato/libPusher,alloy/libPusher,andreaperizzato/libPusher,hamchapman/libPusher,lukeredpath/libPusher,LoyoChengdu/libPusher,alignd/libPusher,alignd/libPusher,alloy/libPusher,hamchapman/libPusher,hamchapman/libPusher,alignd/libPusher,LoyoChengdu/libPusher,lukeredpath/libPusher,andreaperizzato/libPusher,lukeredpath/libPusher,lukeredpath/libPusher,alloy/libPusher,alignd/libPusher,LoyoChengdu/libPusher,hamchapman/libPusher,LoyoChengdu/libPusher