24-01-2014 - version 5
- added modellist.reload() and modellist.reloadPromise()
14-11-2013 - version 0.4:
- added addMessageTarget() to target sync-messages to Y.ITSAMessageViewer instances - see gallery-itsamessageviewer
- added setSyncMessage()
02-10-2013 - version 0.3:
- made all methods fire trully events that go through a defaultFn. Therefore are preventable and the ‘on’-subscribers are executed before calling the synclayer.