Allow a content type only once (Only One) (7.x-1.13) - en to unknown language translation catalogue (3 entries)

en: Save configuration
target: Sàbhail an rèiteachadh

en: Content
target: Susbaint

en: The configuration options have been saved.
target: Cha deach roghainnean an rèiteachaidh a shàbhaladh.
