Mycroft doesn't continue if the repo skill doesn't get fetched which
obviously can't be fetch without network. So include a local copy
of the skills-repo so at least it doesn't stall the boot.
- Add Buildroot patches to downgrade / upgrade package dependencies
in line with the Mycroft A.I. software stack requirements.
- Add buildroot additional package dependencies in line with the
Mycroft A.I. software stack requirements.
- Update rpi3 defconfig file.
- Implement initial root_fs overlay filestructure.
- Addition of some quick and dirty helper scripts.
- Update of README to reflect these changes.
