[#713] remove property definition for metadata elements
[#713] remove property definition for metadata elements

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