2015/gophercon-go-on-mobile: move demo source code out.

This will be hosted in a separate repo.

Change-Id: I612d478ae03c47fd24478cb7116087cc2f8f759c
Reviewed-on: https://go-review.googlesource.com/12338
Reviewed-by: Francesc Campoy Flores <campoy@golang.org>
8 files changed