Merge pull request #173 from funnylookinhat/develop

Fix for system76/beansbooks#172
Merge pull request #175 from funnylookinhat/develop

Fixed vendor payment update for purchase invoices.
Merge pull request #180 from funnylookinhat/develop

Hotfix v1.2.1. Version Bump
Merge pull request #182 from funnylookinhat/develop

v1.2.1