Paul Hauner da44821e39 Clean up obsolete TODOs (#1734) ...

Squashed commit of the following:

commit f99373cbae
Author: Age Manning <Age@AgeManning.com>
Date:   Mon Oct 5 18:44:09 2020 +1100

    Clean up obsolute TODOs

2020-10-05 21:08:14 +11:00

..

src

Clean up obsolete TODOs (#1734)

2020-10-05 21:08:14 +11:00

tests

Upgrade discovery and restructure task execution (#1693)

2020-10-05 18:45:54 +11:00

Cargo.toml

Update external deps (#1711)

2020-10-05 08:22:19 +00:00