Support running tools manually
Review Request #10316 — Created Nov. 8, 2018 and updated — Latest diff uploaded
Support running tools attached to status updates manually, along with
retrying status updates in an error state.
Adds a new signal hook for the manual run feature that will update
previous status updates that have not been run yet or need a rerun.
Manual testing has been done (waiting on testing framework). By adding
multiple integrations for different types of bots, running some
manually, and retrying some.