Comment 16 for bug 1888723

New branch pushed:

https://git.evergreen-ils.org/?p=working/Evergreen.git;a=shortlog;h=refs/heads/user/berick/lp1888723-angular-volcopy-v3

1. Trims leading/trailing spaces from item barcodes in the holdings editor. Leaves interstitial spaces alone.

2. Adds support for broadcasting holdings changes so other tabs (e.g. catalog holdings view) can refresh their data.