R1:69cc5df6456b

Transactions - deploy buildTransactionTimeline against a few more applications

Summary:
Ref T4712. Thus far, it seems that most "non-standard" things can be done pretty easily in the controller. Aside from deploying, this diff had to fix a few bugs / missing implementations of stuff.

(Notably, PhabricatorAuthProviderConfig, HeraldRule, PhabricatorSlowvotePoll, and AlmanacNetwork needed to implement PhabricatorApplicationTransactionInterface, PhabricatorAuthAuthProviderPHIDType had to be added, and a…