CADRE CubeSat design problem

This is an implementation of the CADRE CubeSat problem for OpenMDAO 3.x.

It is no longer in active development.

Instructions for the latest development version:

git clone git@github.com:OpenMDAO/CADRE

cd CADRE

pip install -e .

You will also need MBI:

pip install git+https://github.com/OpenMDAO/MBI

And for parallel execution you will need petsc4py:

pip install petsc4py