"desc":"HashClass is a strict version of the Hash, implemented as a Class. So you can subclass it and Extend it. NOTE: Only supports accessing or setting data with methods. You can't use normal JS Object property access."
"desc":"ObservableData is just a bunch of methods that you can implement on your own classes that provide a standard interface to Observable classes."
"desc":"ObservableHash, extends HashClass, implementing the ObservableData interface. This allows you to addEvents to the ObservableHash instance to observe when events fire for set() and get()"