added dojoConfig
reafctored progressBar
added multi crud controller
added ace editor
added getPath to Model
when stetting aceEditor’s value the change event needs to be fired to update the model
creating new element in ref array did not work
remove tab widget from map when it is closed
check for undefined
save did not work when id was not returned from store
removed superfluous method
added multi-ref attribute. the referenced resource has a type property.