gui: Remove unused ConfigurePage
gui: Remove unused ConfigurePage

adongy/spreads,nafraf/spreads,DIYBookScanner/spreads,jbaiter/spreads,nafraf/spreads,adongy/spreads,nafraf/spreads,gareth8118/spreads,gareth8118/spreads,miloh/spreads,DIYBookScanner/spreads,miloh/spreads,jbaiter/spreads,adongy/spreads,gareth8118/spreads,DIYBookScanner/spreads,miloh/spreads,jbaiter/spreads