Adds a variety of Bosch Sensortec sensors to the crazyflie2

As there are different versions of the sensor deck, some sensors are only avaible on one of them

• Intertial measurement units:
  • BMI055 (V1+V2+V4)
    • closed loop
    • triaxial 12-bit accelerometer (up to ± 16g)
    • triaxial 16 bit gyroscope (up to ± 2000°/s)
  • BMI160 (V1+V2+V4)
    • open loop
    • triaxial 16-bit accelerometer (up to ± 16g)
    • triaxial 16 bit gyroscope (up to ± 2000°/s)
• Integrated environmental units:
  • BME680 (V1+V2)
    • Pressure
    • Relative humidity
    • Temperature
    • Gas (Volatile Organic Compounds)
• Pressure sensors:
  • BMP280 (V1+V2+V4)
• Geomagnetic sensors:
  • BMM150 (V1+V2+V4)
• Smart hubs & ASSNs:
  • BMF055 (V1+V2+V4)
    • triaxial 14-bit accelerometer (up to ± 16g)
    • triaxial 16 bit gyroscope (up to ± 2000°/s)
    • triaxial geomagnetic sensor
    • 32 bit Cortex M0+ microcontroller from Atmel
• (1-wire memory for automatic expansion deck detection)
• Designed for mounting above or under the Crazyflie 2.0
• Mechanical specification:
  • Weight:
  • Size (WxHxD): 25.2×28.75x4mm³