for #7 now lets go eyes free

Want to open your garage door on voice command, or turn on the coffee machine from your bed?

Lets use the Voice Recognition intent to have the andoid understand you... or at least tell you what it thought you said. This commit shows adding a couple of functions to our make it talk code, to make it listen and repeat.
reverting make it talk back to the original so you can see the progression
Merge pull request #8 from cesine/master

The second intent - Listening