Fixed Linux resize and scrolling issues.

gameplay/src/PlatformLinux.cpp

@@ -1280,7 +1280,7 @@ int Platform::enterMessagePump()
 
                             if (!gameplay::Platform::mouseEventInternal(mouseEvt, evt.xbutton.x, evt.xbutton.y, 0))
                             {
-                                gameplay::Platform::touchEventInternal(gameplay::Touch::TOUCH_PRESS, evt.xbutton.x, evt.xbutton.y, 0, true);
+                                gameplay::Platform::touchEventInternal(gameplay::Touch::TOUCH_RELEASE, evt.xbutton.x, evt.xbutton.y, 0, true);
                             }
                         }
                     }