upgrade to 2013.04 code base

allow both compute and network services
ensure correct version headers are used for azure compute
split out correct service, deployment and role name
remove sysout logging
pom
tidy up

remove redundant code for deleting images
affinity group support
tidy up

check region/location of objects
vlan support
store region associated with affinity group
correct the operation and content type of network configuration
use defaults for azure disk
tidy up debug statements

only return images for the region context
vm launch

use affinity group rather than location so that vNet works
assign subnet to vm
populate subnet id of vm object
create/delete subnet and vlan
pom change
alter vm
attach disk
attach empty disk
better comment
correct product ids
deprecation fixes

need to use old methods until enstratius code is updated to use 2013.04
dasein
subnet object creation
tidy up