MaximizeBox When Set to False
MaximizeBox When Set to False

Fixed issue setting MaximizeBox having error
Object Reference Is not set to an instance of object

gayancc/metroframework-modern-ui,dennismagno/winforms-modernui,dennisdesucatan/metroframework-modern-ui,GunArm/metroframework-modern-ui,RodrigoKasutoru/metroframework-modern-ui,exaphaser/metroframework-modern-ui,kenkaohy/metroframework-modern-ui