Merge pull request #357 from UnityTech/fixscaffoldissue

fix issue (code missing)

Runtime/material/scaffold.cs

                             padding: metrics.padding.copyWith(
                                 bottom: Mathf.Max(metrics.padding.bottom, bodyConstraints.bottomWidgetsHeight)
                             )
-                        )
+                        ),
+                        child: this.body
                     );
                 }
             );