[vcloud|compute] add catalogs to an organization

lib/fog/vcloud/models/compute/catalogs.rb

@@ -7,8 +7,11 @@ module Fog
 
         model Fog::Vcloud::Compute::Catalog
 
+        attribute :organization_uri
+
         def all
-          data = connection.get_organization(organization_uri).body[:Link].select { |link| link[:type] == "application/vnd.vmware.vcloud.catalog+xml" }
+          org_uri = self.organization_uri || connection.default_organization_uri
+          data = connection.get_organization(org_uri).body[:Link].select { |link| link[:type] == "application/vnd.vmware.vcloud.catalog+xml" }
           load(data)
         end
 
@@ -20,10 +23,6 @@ module Fog
           nil
         end
 
-        def organization_uri
-          @organization_uri ||= connection.default_organization_uri
-        end
-
         def item_by_name(name)
           res = nil
           items = all.collect { |catalog| catalog.catalog_items }

lib/fog/vcloud/models/compute/organization.rb

@@ -31,6 +31,12 @@ module Fog
                  :href => href )
         end
 
+        def catalogs
+          @catalogs ||= Fog::Vcloud::Compute::Catalogs.
+            new( :connection => connection,
+                 :href => href )
+        end
+
         private
 
         def collection_based_on_type(type, klass = nil)