Minor cleanups

Author: kevzlou7979

src/main/java/gwt/material/design/amcore/client/Am4Core.java

@@ -60,6 +60,9 @@ public class Am4Core {
     @JsProperty(namespace = "am4core", name = "Circle")
     public static Circle Circle;
 
+    @JsProperty(namespace = "am4core", name = "Line")
+    public static Line Line;
+
     @JsProperty(namespace = "am4core", name = "ease")
     public static Ease ease;
 

src/main/java/gwt/material/design/amcore/client/base/Component.java

@@ -32,7 +32,7 @@
 public class Component extends Container {
 
     @JsProperty
-    public Object data;
+    public JavaScriptObject data;
 
     @JsProperty
     public IComponentDataFields dataFields;