Fixed bug where a matrix containing uninstalled field types were breaking the import process.
Fixed bug where a matrix containing uninstalled field types were breaking the import process.

bluespore/ArtVandelay,evolution7/ArtVandelay,bluespore/ArtVandelay,evolution7/ArtVandelay,evolution7/ArtVandelay,xodigital/ArtVandelay,xodigital/ArtVandelay,bluespore/ArtVandelay,xodigital/ArtVandelay