pixijs api changes

Author: ianharrigan

haxe/ui/backend/AppBase.hx

@@ -87,7 +87,7 @@ class AppBase {
                 case "webgl":
                     renderer = new WebGLRenderer(width, height, options);
                 default:
-                    renderer = Detector.autoDetectRenderer(width, height, options);
+                    renderer = Detector.autoDetectRenderer(options, width, height);
             }
         #end
 

haxe/ui/backend/ScreenBase.hx

@@ -41,7 +41,7 @@ class ScreenBase {
     public var renderer(get, null):SystemRenderer;
     public function get_renderer():SystemRenderer {
         if (_renderer == null) {
-            _renderer = Detector.autoDetectRenderer(0, 0, {});
+            _renderer = Detector.autoDetectRenderer(null, 0, 0);
         }
         return _renderer;
     }