[#454] Fix the metadata updated failed error for ModelObjective and SWATModelParameters metadata elements
[#454] Fix the metadata updated failed error for ModelObjective and SWATModelParameters metadata elements

RENCI/xDCIShare,FescueFungiShare/hydroshare,ResearchSoftwareInstitute/MyHPOM,ResearchSoftwareInstitute/MyHPOM,ResearchSoftwareInstitute/MyHPOM,ResearchSoftwareInstitute/MyHPOM,RENCI/xDCIShare,hydroshare/hydroshare,ResearchSoftwareInstitute/MyHPOM,FescueFungiShare/hydroshare,FescueFungiShare/hydroshare,RENCI/xDCIShare,RENCI/xDCIShare,hydroshare/hydroshare,RENCI/xDCIShare,FescueFungiShare/hydroshare,FescueFungiShare/hydroshare,hydroshare/hydroshare,hydroshare/hydroshare,hydroshare/hydroshare