add mouse pointer velocity tweak for trackpad (relative) mode

Limelight/Database/TemporarySettings.m

@@ -92,6 +92,7 @@
     self.liftStreamViewForKeyboard = settings.liftStreamViewForKeyboard;
     self.showKeyboardToolbar = settings.showKeyboardToolbar;
     self.touchPointerVelocityFactor = settings.touchPointerVelocityFactor;
+    self.mousePointerVelocityFactor = settings.mousePointerVelocityFactor;
     self.pointerVelocityModeDivider = settings.pointerVelocityModeDivider;
 #endif
     self.uniqueId = settings.uniqueId;