Recal needs .dict check

[BauerLab]

java -jar CreateSequenceDictionary.jar R= Homo_sapiens_assembly18.fasta O= Homo_sapiens_assembly18.dict - See more at: http://gatkforums.broadinstitute.org/discussion/1601/how-can-i-prepare-a-fasta-file-to-use-as-reference#sthash.nxPJSckY.dpuf