Changes

ReturnFromMoon improvements

remove a lot of junk that I don't know what I was thinking about.

construct a feasible rf+vf which helps convergence.

split up the forward + reverse times into independent variables and
then just constrain them to be equal to pick a point.

Signed-off-by: Lamont Granquist <lamont@scriptkiddie.org>
 (commit: 7992f60)