- Added tools.find_executable to find the Impact-T executables in the path, and also from environmental variables.
- Set the defaults to be compatible with the conda-forge impact-t package
- Added examples
- Executables can be installed using conda:
For non-MPI
`conda install -c conda-forge impact-t`
For OpenMPI
`conda install -c conda-forge impact-t=*=mpi_openmpi*`
For MPICH
`conda install -c conda-forge impact-t=*=mpi_mpich*`