New sensor MPU6050

[petr-stupka]

Hardware details
Details of the hardware you'd like us to support. Please include links to relevant datasheets and/or product pages.

https://invensense.tdk.com/wp-content/uploads/2015/02/MPU-6000-Datasheet1.pdf

Benefits
Please explain any features of this hardware that makes it worth using and supporting.

Gyro / Accelerator sensor

Python library
If you know of an existing Python library that offers support for this piece of hardware, please provide a link.

https://github.com/m-rtijn/mpu6050 however i'm not using that

Context

@BenjiU Pull Request already available in #421

The usage of the sensor may need to have shorter interval between value changes. One use case in Camper van parking:

[petr-stupka]

Also i would be interested if it will possible to turn on / off sensor (some of the sensor may support this feature to save energy and if i'm not wrong the MCU6050 is one of it)