cd into directories before doing a git clone. Git can throw a permission error when it goes back to the original dir, but is still running as the brewpi user who has no permissions there
Make sure updater is run as root
Check network connectivity
If there is no internet connection, subsequent downloads will (obviously) not work- lets catch this error early.
Current code structure allows the failure to occur but continues on as a success
fix small syntax error in net connectivity test
remove "pass" from switch case in installer: this is bash, not python
fixed ping test to github. added note about default answers