Stable Release: Batch run pcawg14_htseq docker on VMs

./scripts/htseq_docker_run.sh v0.9.4p4

• Depends on docker image: dyndna/pcawg14_htseq:0.9.2
• Ability to download from cghub, samtools sort followed by htseq-count using user specified gtf.
• Ability to run multiple instances using bash script
• Batch script takes three arguments to allow user-specified range of samples, e.g., Run samples from 50th to 100th from stored CGHub summary tsv file.
• User can also run single sample analysis by giving three arguments: analysis id, name of bam file and checksum of bam file.