extester [-stdout <text>]  [-stderr <text>] [-pipe]    \
            [-exit <integer>] [-signal <integer>]         \
            [-sleep <seconds> [-progress <seconds>] ]     \
            [-create <file>=<number> [<file>=<number>...]
   extester -help
   extester -version
A simple script that does nothing except that:
For example:
extester -create a.tmp=1 dir/dor/b.tmp=5 empty.dir/=0
creates:
./a.tmp size: 2 ./dir/dor/b.tmp size: 15 ./empty.dir an empty directory
Print documentation and exits.
Print the version and exits.