I first installed JDev 220.127.116.11 - available Here
I ran check for updates and installed the ADF Mobile. my build was 18.104.22.168.39.64.44
Then I followed The Instructions
The demo worked fine. Deployment took circa 3 minutes - due to the Debug mode setting -
To speed this up, I just followed Shay Shmeltzer's bog post Here
Then when deploying -
Deployment takes half the time - Thanks Shay!