Added wheel encoder feedback (requires firmware version 10) and serial number; changed to version 0.2
Merge branch 'master' of https://github.com/doublerobotics/Basic-Control-SDK-iOS

# By davidcann
# Via davidcann
* 'master' of https://github.com/doublerobotics/Basic-Control-SDK-iOS:
  Update README.md
  Update README.md
  Update README.md
  Updated readme
  Updated readme