Wireframe view in editor, camera improvements: navigation under any transformation, z

[DP News-Robot]

Use Viewport -> Wireframe mode menu, or just hit Alt+Z shortcut, to toggle between viewing: Polygons, Wireframe or Polygons + Wireframe (internally known as ). At design-time, in “Fly” mode, mouse scroll wheel now does zoom (if you don’t have right mouse button pressed; when right mouse button is pressed, it changes moving speed, as …