clean up hosted service while deleting server
added rspec tests for server delete
hosted service cleanup while deleting server
cleanup hosted service on server destroy
cleanup hosted service after server destroy
rake file changes to create dummy pem certificate
Merge branch 'master' of github.com:opscode/knife-azure into OC-7484

Conflicts:
	lib/azure/role.rb
	lib/chef/knife/azure_server_delete.rb
	spec/unit/azure_server_delete_spec.rb
Fix failing spec tests
Merge pull request #22 from opscode/OC-7484

Oc 7484 - clean up hosted cloud service after server delete