More examples and usages of Dojo hitch.  This isn't done but it's coming together.
We're almost there.  Hitch is working for the accumulator.  The examples need a bit
more clean up and investigation.
The functions now do not automatically fire.  They are properly hooked to their even buttons.

I defined the functions 2 different ways and they both work in the same way.
More notes and refinements to the usage of hitch.
More notes and cleanup.  I think the example is pretty much done.