ruckus/quickbooks-ruby — pull request #118 by minimul (2014-05-29 13:45:39+00:00)
Title: Currently an empty line item returns an error validation message as so:

"Line items is too short (minimum is 1 characters)". Kind of confusing
with the "characters" reference. I made the message more
clear. Moreover, I created a module where reusable validations can find a home.