- add new api: - `def get_encoders(self)` - `def get_basic_input(self, pin, v)` - add `utils` module. - update api document.
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2.5.5
- fix GPIO api.
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2.5.4
- add methods for raspberry pi version basic control. - `def gpio_init(self)` - `def gpio_output(self, pin, v)`
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2.5.3
- sync with Atom3.1
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2.5.1
- improved parameter checking. - new class `CommandGenerator` that generate binary real command. - can import needed class from `pymycobot`, like: python from pymycobot import Mycobot, Angle, Coord, CommandGenerator