Adds documentation for public channelName.
Adds documentation for public channelName.

marionettejs/backbone.radio,jimf/backbone.radio,jimf/backbone.radio,moimikey/backbone.radio,joshbedo/backbone.radio,genmacg/fz.radio,Kikonejacob/backbone.radio,Kikonejacob/backbone.radio,marionettejs/backbone.radio,paulfalgout/backbone.radio,genmacg/fz.radio,paulfalgout/backbone.radio,moimikey/backbone.radio