utils

Modules

`create_ef`	Note: parmest can make use of mpi-sppy to form the EF so that it could, if it needed to, solve using a decomposition.
`ipopt_solver_wrapper`
`model_utils`
`mpi_utils`
`scenario_tree`	Note: parmest can make use of mpi-sppy to form the EF so that it could, if it needed to, solve using a decomposition.