Don't set BUILD_ONE in the shell script - set this optionally in the cronjob.
Update the screenshot cron runner script.
Sync xonotic-map-screenshot script.
Also update map screenshot script from zernichter.
Build an optimized release binary when using `./all compile` by default This prevents players who download the source code to build and play from using an unoptimized debug build by forgetting to pass the `-r` switch. Compiling a debug build is now done by passing `-d`. The `-r` flag is still supported for compatibility with existing scripts.
update scripts from hagger
updates to infrastructure scripts
add infrastructure scripts as a backup