Added support for servo write to default spark core firmware
Fix issue with incorrect pin number being set.
Fix incorrect indentation.
Updated support for servo pins keeping Tinker/Spark compatability.
Update to make S8 and S9 for digital pins work on the new Spark default firmware.
Merge pull request #10 from hybridgroup/add-servo-write

Added support for servo write to default spark core firmware
Merge branch 'master' into dev
Updatee to version 0.2.1