v0.10.0

BREAKING CHANGES

• MCP230xx module has been removed as its functionality has been replaced
  by the MCP230xx device profiles in the new I2C module.
• LED configuration refactored to better allow different outputs.
• LED anim frame min setting replaced with anim fps which is used to
  calculate frame duration. This setting is more user friendly.

Added

• MQTT heartbeat messages, currently status and version only.
• LED add white channel to test.order animation.
• I2C module for I2C communication.
• I2C support for MCP230xx devices including output pulsing.
• LED interface for DMX output using the sACN protocol.

Changed

• Move active development to dev branch, master branch is stable release only.
• Moved Direction, Resistor, and Interrupt enums to global common.

Fixed

• Incorrect naming of keyword __all__.
• GPIO incorrect imports and exports in common.
• LED array topic getting root and module topics added twice.
• MQTT typo in assignment of on_connect callback causing it to never be called.