docker: system packages supporting Arvados
docker: system packages supporting Arvados

Enables running using bcbio Docker images in Arvados without extra
additions. Thanks to @tomclegg.

a113n/bcbio-nextgen,brainstorm/bcbio-nextgen,biocyberman/bcbio-nextgen,mjafin/bcbio-nextgen,mjafin/bcbio-nextgen,chapmanb/bcbio-nextgen,vladsaveliev/bcbio-nextgen,vladsaveliev/bcbio-nextgen,lbeltrame/bcbio-nextgen,gifford-lab/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,gifford-lab/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen,biocyberman/bcbio-nextgen,vladsaveliev/bcbio-nextgen,chapmanb/bcbio-nextgen,a113n/bcbio-nextgen,lbeltrame/bcbio-nextgen,gifford-lab/bcbio-nextgen,a113n/bcbio-nextgen,brainstorm/bcbio-nextgen,chapmanb/bcbio-nextgen,brainstorm/bcbio-nextgen,mjafin/bcbio-nextgen,lbeltrame/bcbio-nextgen,biocyberman/bcbio-nextgen,Cyberbio-Lab/bcbio-nextgen