Qt5: Enabled HiDPI scaling and Use HiDPI Qt Pixmaps
Qt5: Enabled HiDPI scaling and Use HiDPI Qt Pixmaps

  * Enable HiDPI scaling on displays that support it
    on Qt 5.6 and later
  * Enable HiDPI Pixmaps on Qt 5.1 and later

usakhelo/FreeCAD,Fat-Zer/FreeCAD_sf_master,usakhelo/FreeCAD,bblacey/FreeCAD-MacOS-CI,bblacey/FreeCAD-MacOS-CI,Fat-Zer/FreeCAD_sf_master,Fat-Zer/FreeCAD_sf_master,bblacey/FreeCAD-MacOS-CI,Fat-Zer/FreeCAD_sf_master,usakhelo/FreeCAD,bblacey/FreeCAD-MacOS-CI,usakhelo/FreeCAD,usakhelo/FreeCAD,usakhelo/FreeCAD,usakhelo/FreeCAD,Fat-Zer/FreeCAD_sf_master,bblacey/FreeCAD-MacOS-CI,bblacey/FreeCAD-MacOS-CI,bblacey/FreeCAD-MacOS-CI