Make Meeting Scheduler (7.x-2.1) - en to unknown language translation catalogue (7 entries)

en: Submit
target: Lat inn

en: Closed
target: Stongd

en: Remove
target: Tak burtur

en: Yes
target: Ja

en: No
target: Nei

en: Date
target: Dagfesting

en: More choices
target: Fleiri valmøguleikar
