~dricottone/my-utils

ref: 596d0a2530fc8b5bedf46eb7d9282766a2046ac2 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