attemp to fix 4.3 requirement
attemp to fix 4.3 requirement

mmitkevich/libqxt,mmitkevich/libqxt,hrobeers/qxtweb-qt5,mmitkevich/libqxt,mmitkevich/libqxt,hrobeers/qxtweb-qt5,hrobeers/qxtweb-qt5,hrobeers/qxtweb-qt5,hrobeers/qxtweb-qt5