Merge branch 'master' into gms-host
Merge branch 'gms-host' of ssh://git/srv/git/workflow into x
Added WF_JOB_EXTRA_PARAMS environment variable to append overrides to all bsub commands (currently only LSF is supported.
add WF_USE_FLOW environment variable

if that variable is set, try to load flow and use that instead
Wire up the WF_EXCLUDE_JOB_GROUP variable to bring back job groups for LSF.
pass lsf resources on to flow
fix annotate-log swallowing exit code

annotate-log would swallow exit codes, e.g. `annotate-log perl -e 'die'`, which
was making LSF, and maybe Workflow, think the operation had succeeded.
add test for annotate-log
ensure that, when using the openlava implementation of LSF, we don't use gtmp
Merge branch 'master' into gms-host
Merge branch 'gms-host' of github.com:genome/tgi-workflow into gms-host