[#324] refine extraction for original spatial metadata
[#324] refine extraction for original spatial metadata

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