webkit HEAD - en to en_GB translation catalogue (7 entries)

en: Allow modal dialogs
en_GB: Allow modal dialogues

en: Editing behavior
en_GB: Editing behaviour

en: Favicons database not initialized yet
en_GB: Favicons database not initialised yet

en: The behavior mode to use in editing mode
en_GB: The behaviour mode to use in editing mode

en: Whether it is possible to create modal dialogs
en_GB: Whether it is possible to create modal dialogues

en: check
en_GB: tick

en: uncheck
en_GB: untick
