added updated mapping file. there is some confusion over what the study id for one of these (listed as 677 in metadata and spreadsheet, but 678 in sequence data at otu table name)
added updated mapping file. there is some confusion over what the study id for one of these (listed as 677 in metadata and spreadsheet, but 678 in sequence data at otu table name)

cuttlefishh/emp,cuttlefishh/emp,cuttlefishh/emp,cuttlefishh/emp,cuttlefishh/emp,cuttlefishh/emp