New implementation of how cron jobs for brewpi are managed.
Settings are now stored with the cron job. Log paths are variables in the cron job. The update script parses it and can update entries if we update them later.
Moved wifichecker cron.d code out of wifiChecker.sh
forgot username in cron entry for wifi checker
Fixes to the wifiChecker cron job: run as root, util->utils and append to stdoutpath
Merge branch 'feature/cronupdater' into develop