rename dir

src/sgcocaller.nim

src/sgcocaller/correctPhase

src/sgcocaller/correctPhase.nim

src/sgcocaller/findGtNodes.nim

src/sgcocaller/findPath.nim

src/sgcocaller/findTemplateCell.nim

src/sgcocaller/getGtMtx.nim

src/sgcocaller/graph.nim

src/sgcocaller/inferMissingSnps.nim

src/sgcocaller/sgcocaller_sxo

src/sgcocaller/sgcocaller_sxo.nim

src/sgcocaller/sgphase

src/sgcocaller/sgphase.nim

src/sgcocaller/utils.nim

src/sgcocaller/writeVCF.nim

src/sgcocaller/write_out_vcf