Added jsdoc blocks

Author: photonstorm

CHANGELOG.md

@@ -21,7 +21,7 @@
 
 My thanks to the following for helping with the Phaser 3 Examples, Docs and TypeScript definitions, either by reporting errors, fixing them or helping author the docs:
 
-@sky-coding @G-Rath @S4n60w3n @rootasjey
+@sky-coding @G-Rath @S4n60w3n @rootasjey @englercj
 
 
 ## Version 3.16.2 - Ishikawa - 11th February 2019

src/scene/Scene.js

@@ -281,6 +281,30 @@ var Scene = new Class({
     {
     }
 
+    /**
+     * Should be overridden by your own Scenes.
+     *
+     * @method Phaser.Scene#init
+     * @override
+     * @since 3.0.0
+     */
+
+    /**
+     * Should be overridden by your own Scenes.
+     *
+     * @method Phaser.Scene#preload
+     * @override
+     * @since 3.0.0
+     */
+
+    /**
+     * Should be overridden by your own Scenes.
+     *
+     * @method Phaser.Scene#create
+     * @override
+     * @since 3.0.0
+     */
+
 });
 
 module.exports = Scene;