en to en_GB translation catalogue (3 entries)

en: Todos
en_GB: To-dos

en: Checking for RECURRING-ID incidences with nonexistent master incidence...
en_GB: Checking for RECURRING-ID incidences with non-existent master incidence...

en: Comma-separated list of collection ids to scan
en_GB: Comma-separated list of collection IDs to scan
