Co-authored-by: Chris <chris@chrisnovoa.com>

* Apply #pragma once in headers
* Adjust some thermistors formatting
* Misc cleanup and formatting

* Add option to use Neopixel as case light

* Apply CASE_LIGHT_USE_NEOPIXEL to example configs

fix Travis error

Added env:anet10 to platformio.ini for easy compile and upload to this board

Includes:
  *firmware version / branch / date.
  *extruder count
  *board information (name, serial details, power supply type)
  *thermistors (names, min/max temperatures)
  *printer statistics (PRINTCOUNTER details)

Thanks to @thinkyhead for contributions.

Following up on #3231

Hopefully this is helpful to organization and future expansion….

Hopefully this is helpful to organization and future expansion….

Hopefully this is helpful to organization and future expansion….