en to en_GB translation catalogue (3 entries)

note: i18n: ectx: property (text), widget (QCheckBox, orderMinimized)
en: Order minimized windows after unminimized windows
en_GB: Order minimised windows after non-minimised windows

note: i18n: ectx: property (text), widget (QCheckBox, filterMinimization)
en: Minimization
en_GB: Minimisation

note: i18n: ectx: property (title), widget (QGroupBox, groupBox_2)
en: Visualization
en_GB: Visualisation
