3 New plugins

  - sos/plugins/azure: Microsoft Azure Agent
  - sos/plugins/juju: Ubuntu JUJU
  - sos/plugins/maas: Ubuntu MAAS

Signed-off-by: Adam Stokes <hackr@cypherbook.com>
Merge git://github.com/sosreport/sosreport into cloud-plugins
Merge pull request #101 from battlemidget/cloud-plugins

Add modules for Ubuntu cloud infrastructure

 - Azure hypervisor support
 - MAAS
 - Juju