[xenserver] added destroy_sr request (destroy Storage Repository)

lib/fog/xenserver/requests/compute/destroy_sr.rb

@@ -0,0 +1,30 @@
+module Fog
+  module Compute
+    class XenServer
+
+      class Real
+
+        # 
+        # Destroy a Storage Repository
+        #
+        # http://docs.vmd.citrix.com/XenServer/6.0.0/1.0/en_gb/api/?c=SR
+        #
+        def destroy_sr( sr_ref )
+          @connection.request(
+            {:parser => Fog::Parsers::XenServer::Base.new, :method => 'SR.destroy'}, 
+            sr_ref
+          )
+        end
+
+      end
+
+      class Mock
+
+        def destroy_sr( sr_ref )
+          Fog::Mock.not_implemented
+        end
+
+      end
+    end
+  end
+end