Set some defaults.
Revert "Set some defaults."

This reverts commit 24e3ec40a9ffddc5c79fc6cbe5a32e28a00a9c1a.
Remove old RevitWarningSwallower.
Fix failures processor hooks.

By moving this call to setup the transaction manager, we get the
transaction manager's failure events to be properly handled by the
failure delegate.
Merge remote-tracking branch 'origin/master' into RehookFailureProcessor
Merge pull request #2318 from DynamoDS/RehookFailureProcessor

Rehook failure processor