Support Mail (8.x-1.2) - en to unknown language translation catalogue (5 entries)

en: Subject
target: Cuspair

en: Send email
target: Cuir post-d

en: Message
target: Teachdaireachd

en: Recipient
target: Faightear

en: Your message has been sent.
target: Chaidh do theachdaireachd a chur.
