Comment 1 for bug 1292705

Here's my first stab. It works with tests performed thus far (various conify UIs, some ACQ UIs, basic staff client poking). On my system, this reduced the output size from 731577 bytes to 364109 bytes, just over a 50% size reduction.

http://git.evergreen-ils.org/?p=working/Evergreen.git;a=shortlog;h=refs/heads/collab/berick/lp1292705-trim-idl2js-unneeded-fields

Testers greatly appreciated.