Deployment Preparation

[AndrewOfC]

• Add MIT license to source files
• Detail building for aarch64 and others
• deb and rpm package building and integration into CI/CD
• Documentation, Documentation, Documentation(man pages)
• Rename examples/
  raspberrypi4b.yaml => raspberrypi4b_source.yaml
  raspberrypi4b_remap.yaml => raspberrypi4b.yaml
• Get CI/CD working

[AndrewOfC]

Holding off on rpm building for now. The Official OS of Raspberry Pi is Debian based. RPM building goes into the category of, "if asked for, will be seriously considered."