The FEC just yesterday announced a new version. We learned of it the same time you did. By email. Yesterday.
Fortunately the update contained very minor changes so we were able to implement the changes quickly.
Today's version of Trail Blazer includes the new FEC version 8.3 specifications.
In the last release of Trail Blazer we added an easier mechanism for you to establish primary contacts for your organizations. It uses the relationship feature. We added new letter writing merge fields to accommodate this upgrade.
The video below shows how to utilize this new feature: