~dricottone/my-utils

ref: b26e1a336ce318b7258b95dd238eb7d0801088e8 my-utils/core/test/mkbak.bats -rw-r--r-- 5.7 KiB 
Help and usage messages

Specify that the help option causes the program to exit immediately.

Standardize order of options then positional arguments.

Added to mkbak test suite