Make presentation style a responsibility of the presenter
Implement shared instance for Android presenter (for ease of use)
Factor helper view creation to increase DRY and ease subclassing; kill off ivars
Make the sizing of the Android-style banner configurable
Instantiate singleton using self.class so it's easier to make subclasses
Factor queuing logic into JCNotificationCenter
iOS style needs a custom banner view
Break retain cycles so the windows are torn down
Update the demo to use the new "presenter" property
Removed unused CGVector struct
Kill off useless singletons
Rename Android style to "Smoke" (with apologies to Growl)
Whitespace fix
Jamesnam style
Merge pull request #7 from pnc/presenter-refactor

Presenter refactor