Comment 5 for bug 1950826

New branch:

https://git.evergreen-ils.org/?p=working/Evergreen.git;a=shortlog;h=refs/heads/user/berick/lp1950826-invalidate-penalty-fix

1. Includes sign offs for Jason's commit.

2. Adds one more commit to tweak which data is returned to the caller in the case of a penalty creation failure.