Add documentation and expansion of Ensemble calling to TODO list. Fixes #268
Update docker file to ensure leninent permissions on /usr/local directory to allow updates in place. Ensure loaded values from YAML files get mapped to strings for comparisons
Enable running docker tests without installed bcbio-nextgen and only bcbio-nextgen-vm and docker
Provide empty default for tag when not specified. #258
Co-opt currently usused profile argument to allow tagging of bcbio runs to help differentiate them on busy clusters. #258
Use 1Gb/core base memory usage if no memory specified instead of enforcing 2Gb. Fixes #271
Merge branch 'master' of github.com:chapmanb/bcbio-nextgen
Enable parallel running of bgzips when preparing fastq (or gzipped fastq) for split alignment