JCLOUDS-664 Updating Azure compute provider

Renamed to azurecompute, removed dead code and refactored good code.
JCLOUDS-40 unasync cdmi
Remove opsource-servers, which hasn't been published in over a year.
Remove jenkins, which hasn't been published in over a year.
JCLOUDS-40 unasync joyent
Remove savvis-symphonyvpdc, which hasn't been published in over a year.
Remove carrenza-vcloud-director, which hasn't been published in over a year.
Remove greenqloud-compute, which hasn't been published in over a year.
Remove greenqloud-storage, which hasn't been published in over a year.
Remove smartos-ssh, which hasn't been published in over a year.
Remove nodepool, which hasn't been published in over a year.
Remove cloudstack-ec2, which hasn't been published in over a year.
Fix poms so that modernizer doesn't fail on snapshot.
JCLOUDS-40 unasync vcloud-director
JCLOUDS-40 VirtualBox was unnecessarily using a deprecated HttpAsyncClient.
Bump abiquo to latest base test class
Aligning azurecompute POM parent with other labs projects
Revert "Fix poms so that modernizer doesn't fail on snapshot."

This reverts commit 0cbcf181c505af0eb8da705724c71dcceec8d721. The
snapshot repository has now been added to the jclouds-project POM.
See commit 79d4b48 to jclouds/jclouds.
Fix drift due to async removal in http.
JCLOUDS-40 unasync Fallback.