Fix problem with rcg.load() and add_contact()

...cripts/sellar_problem/KDMS/Mdao_converged-MDA-GS_mpg.kdms

...les/scripts/sellar_problem/KDMS/Mdao_converged-MDA-J.kdms

...scripts/sellar_problem/KDMS/Mdao_converged-MDA-J_mpg.kdms

.../scripts/sellar_problem/KDMS/Mdao_unconverged-DOE-GS.kdms

...ipts/sellar_problem/KDMS/Mdao_unconverged-DOE-GS_mpg.kdms

...s/scripts/sellar_problem/KDMS/Mdao_unconverged-DOE-J.kdms

...ripts/sellar_problem/KDMS/Mdao_unconverged-DOE-J_mpg.kdms

.../scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-GS.kdms

...ipts/sellar_problem/KDMS/Mdao_unconverged-MDA-GS_mpg.kdms

...s/scripts/sellar_problem/KDMS/Mdao_unconverged-MDA-J.kdms

...ripts/sellar_problem/KDMS/Mdao_unconverged-MDA-J_mpg.kdms

.../scripts/sellar_problem/KDMS/Mdao_unconverged-OPT-GS.kdms

...ipts/sellar_problem/KDMS/Mdao_unconverged-OPT-GS_mpg.kdms

...s/scripts/sellar_problem/KDMS/Mdao_unconverged-OPT-J.kdms

...ripts/sellar_problem/KDMS/Mdao_unconverged-OPT-J_mpg.kdms

examples/scripts/sellar_problem/KDMS/RCG.kdms

examples/scripts/sellar_problem/VISTOMS/VISTOMS.html

examples/scripts/ssbj.py

examples/scripts/ssbj/(X)DSM/FPG_MDF-GS.pdf

examples/scripts/ssbj/(X)DSM/RCG.pdf