Ansible: manage bcbio on single AWS instance
Ansible: manage bcbio on single AWS instance

Start of work to provide a simplified workflow for multiple cloud
vendors (AWS, GCE, Azure) to run bcbio on single machine instances.

biocyberman/bcbio-nextgen,vladsaveliev/bcbio-nextgen,brainstorm/bcbio-nextgen,a113n/bcbio-nextgen,vladsaveliev/bcbio-nextgen,brainstorm/bcbio-nextgen,biocyberman/bcbio-nextgen,chapmanb/bcbio-nextgen,brainstorm/bcbio-nextgen,a113n/bcbio-nextgen,chapmanb/bcbio-nextgen,biocyberman/bcbio-nextgen,lbeltrame/bcbio-nextgen,a113n/bcbio-nextgen,lbeltrame/bcbio-nextgen,vladsaveliev/bcbio-nextgen,chapmanb/bcbio-nextgen,lbeltrame/bcbio-nextgen