Update Readme.md with 1.0.1-Beta3

*  12/14/2014 - 1.0.1-Beta1 - Fix Sonos Support
*  12/14/2014 - 1.0.1-Beta2 - Fix custom speech device save under Switch events
*  12/14/2014 - 1.0.1-Beta3 - Feature Request: Resume playback after speaking (needs testing on a Sonos, I do not have one)