ContextRxStuff

* Made it show commands at startup.
  * Does NOT auto enable the mgr at program start.
* Can enable, disable, spin up, cancel
* Corrected some delay mimicking.
* Added ManagerState enum, Manager.State and some state handling
* Added ManagerStateException.

Signed-off-by: bill-mybiz <bill.mybiz@gmail.com>
Testing 123...ignore me.

Signed-off-by: William Raiford <bill.mybiz@gmail.com>