tree 7f3e32e05a02d0103292b976f5b6dc2f00174d10
parent 67ba22986d84b8d793d9bb39d6d7545204924124
author Isaac Dunham <ibid.ag@gmail.com> 1401036418 -0500
committer Isaac Dunham <ibid.ag@gmail.com> 1401036418 -0500

logname and whoami are the same as id -un, so merge them.

Since the starting letters are greater than those for 'id' or 'groups',
we cn just check if the first letter is greater than 'i'.