Merge pull request #871 from warpc/868-more_ability_to_platform_admin

[refs #868] add ability to create a container to admins(and QA) of the platform

app/models/ability.rb

@@ -84,7 +84,7 @@ class Ability
         can(:publish, BuildList) do |build_list|
           build_list.save_to_repository.publish_without_qa ? can?(:write, build_list.project) : local_admin?(build_list.save_to_platform)
         end
-        can(:reject_publish, BuildList) do |build_list|
+        can([:reject_publish, :create_container], BuildList) do |build_list|
           local_admin?(build_list.save_to_platform)
         end
         can([:cancel, :create_container], BuildList) {|build_list| can?(:write, build_list.project)}