Update UniMoveController to support orientation

Imported 4 additional functions related to orientation. Note, has_calibration and enable_orientation must be true for orientation to work. Additionally, reset_orientation must be called at least once.

Added orientation code to ProcessData, w axis moved to the front of the quaternion (this is Unity's convention).

Added four public functions: HasCalibration, HasOrientation, EnableOrientation, and ResetOrientation. Also added orientation accessor.

Added InitOrientation function, checks for calibration and enables orientation. ResetOrientation must be called separately. The Move's Magnetometer needs to be calibrated for accurate results.
Merge pull request #4 from aarongaudette/patch-1

Update UniMoveController to support orientation