Drop coverage stats for sources outside of technic directory (technic_cnc, technic_worldgen)
Update technic API functions for tests (were exported just for tests, now part of API)
Move CNC tests, use shared fixtures for tests
* Configs to correct place, use moving average for net lag, improve admin commands
* Fix luacheck warnings
* Handle file paths, missing cfg file and Settings:set simlar way engine does
* Quarry and radiation settings to technic.conf
Co-authored-by: SX <50966843+S-S-X@users.noreply.github.com>