Set the IModelInterpreter and IModel for a subentity
Revert "Set the IModelInterpreter and IModel for a subentity"

This reverts commit c53472326ded446a8308ba8343e868e485369803.
Set the IModelInterpreter and IModel for a subentity
Merge branch 'neuromlpopulation' of https://github.com/openworm/org.geppetto.model.neuroml into neuromlpopulation