If DEXSeq is not found, don't make the DEXseq reference file.
If DEXSeq is not found, don't make the DEXseq reference file.

averagehat/cloudbiolinux,lpantano/cloudbiolinux,averagehat/cloudbiolinux,averagehat/cloudbiolinux,rchekaluk/cloudbiolinux,AICIDNN/cloudbiolinux,pjotrp/cloudbiolinux,chapmanb/cloudbiolinux,joemphilips/cloudbiolinux,rchekaluk/cloudbiolinux,kdaily/cloudbiolinux,AICIDNN/cloudbiolinux,chapmanb/cloudbiolinux,heuermh/cloudbiolinux,AICIDNN/cloudbiolinux,elkingtonmcb/cloudbiolinux,heuermh/cloudbiolinux,pjotrp/cloudbiolinux,heuermh/cloudbiolinux,averagehat/cloudbiolinux,kdaily/cloudbiolinux,chapmanb/cloudbiolinux,rchekaluk/cloudbiolinux,pjotrp/cloudbiolinux,elkingtonmcb/cloudbiolinux,pjotrp/cloudbiolinux,heuermh/cloudbiolinux,joemphilips/cloudbiolinux,lpantano/cloudbiolinux,rchekaluk/cloudbiolinux,AICIDNN/cloudbiolinux,joemphilips/cloudbiolinux,joemphilips/cloudbiolinux,elkingtonmcb/cloudbiolinux,kdaily/cloudbiolinux,lpantano/cloudbiolinux,elkingtonmcb/cloudbiolinux,chapmanb/cloudbiolinux,kdaily/cloudbiolinux