Streamline technic repos

[thomasrudin]

merge both repos and create branches for better pull requests

[thomasrudin]

Baseline: https://github.com/minetest-mods/technic

My commits:

• quarry in vacuum
• timing info on switching_station
• some dye fixes

HV-Smackers commits:

• cnc-nodes (move to pandorabox_custom)
• HV-Furnace
• HV-Grinder