v0.4.0

Commit	Message/Description
a4068fc	0.4.0
b900ee1	Initial states (does not interact with LEDs on initialization)
15da8df	Text content formatting nits
810e3a9	Adding documentation for how to run the examples
5436a4c	Adding docs and examples for the LED pins
35a12d6	Fix ups and tests
e220399	Move serialports to state and update read/write methods
5c68397	First commit - Serial