Split the oversized file into one per plan type. This also moves the
layout responsibility out of the oversized FlightPlanBuilder and into
each flight plan type file.
* Initial refueling definitions.
* Adding refuel definitions.
* Initial functionality changes
* Regenerate package when adding refueling flight.
* Recursively change package waypoint.
* Fix mypy errors.
* Regenerate flight plans when tanker is added to package.
* Give tanker better starting position on package recovery.
* Add TOT calculation for refueling waypoint.
* Timing changes to Strike split point and Refueling start time.
* Add correct waypoint builder for refuel in tarcap and sweep. Remove restrict afterburner on refuel point.
* Always generate a refuel point for a package.
* Less arbitrary altitude in Refuel track start time calculation.
* Refueling waypoint no longer optional.
* Fix mypy gen error.
* Better discrimination of which tanker flight plan to make.
* Remove refuel tot calculations.
* Remove package regeneration on tanker flight addition.
