update library version

Update library version to 1.01 for release
- Add additional delay for read register function fo fix an issue occuring on ESP32

Initial commit:

  - Add MagAlpha Class for SPI communication
  - Add MagAlphaSsi Class for SSI communication (use Arduino SPI interface to emulate the SSI interface)
  - Add various examples (SPI and SSI, Read angle, read/write registers, check parity bit)