Comment 4 for bug 1052647

Interpretations of standard vary widely. Here's another small commit along the lines of "look harder for other places data can hide in an EDI invoice," in this case re surcharges, taxes.

http://git.evergreen-ils.org/?p=working/Evergreen.git;a=shortlog;h=refs/heads/collab/senator/acq-invoice-other-charges

So now this ticket refers to two branches,

user/berick/acq-invoice-extract-san (with 2 commits)
collab/senator/acq-invoice-other-charges (with 1)