change get_tbl_pos_by_rs() arguments from snp_id to snp_ids
change get_tbl_pos_by_rs() arguments from snp_id to snp_ids

knmkr/dbsnp-pg-min,knmkr/dbsnp-pg-min,knmkr/dbsnp-pg-min,knmkr/dbsnp-pg,knmkr/dbsnp-pg,knmkr/dbsnp-pg-min,knmkr/dbsnp-pg