0.6.2 release
- fix #65, make getCumulativePosition() direction aware.
- refactor readAngle() and rawAngle().
- fix negative values in getRevolutions().
- fix #66, make I2C functions virtual to improve derived class.
- fix setOffset() to not set offset to 360.
- add unit test for offset -0.01 and 360.0 (both should become 0.0).
- add AS5600_output_speedtest.ino, thanks to Pollyscracker.
- update readme.md.