Modification to load_state_point() so source bank existence in statepoint files is only checked for EIGENVALUE restart cases as the new fixed source bank model will never write source particles to file
Modification to load_state_point() so source bank existence in statepoint files is only checked for EIGENVALUE restart cases as the new fixed source bank model will never write source particles to file

walshjon/openmc,liangjg/openmc,liangjg/openmc,smharper/openmc,walshjon/openmc,liangjg/openmc,shikhar413/openmc,amandalund/openmc,shikhar413/openmc,paulromano/openmc,paulromano/openmc,walshjon/openmc,amandalund/openmc,mit-crpg/openmc,mit-crpg/openmc,shikhar413/openmc,smharper/openmc,walshjon/openmc,mit-crpg/openmc,paulromano/openmc,paulromano/openmc,smharper/openmc,amandalund/openmc,amandalund/openmc,shikhar413/openmc,liangjg/openmc,mit-crpg/openmc,smharper/openmc