more Geometry/BufferGeometry cleanup

Gruntfile.js

@@ -195,7 +195,6 @@ module.exports = function(grunt) {
       DirectGeometry: 'https://threejs.org/docs/#api/core/DirectGeometry',
       EventDispatcher: 'https://threejs.org/docs/#api/core/EventDispatcher',
       Face3: 'https://threejs.org/docs/#api/core/Face3',
-      Geometry: 'https://threejs.org/docs/#api/core/Geometry',
       InstancedBufferAttribute: 'https://threejs.org/docs/#api/core/InstancedBufferAttribute',
       InstancedBufferGeometry: 'https://threejs.org/docs/#api/core/InstancedBufferGeometry',
       InstancedInterleavedBuffer: 'https://threejs.org/docs/#api/core/InstancedInterleavedBuffer',

threejs/lessons/threejs-custom-geometry.md

@@ -2,6 +2,10 @@ Title: Three.js Custom Geometry
 Description: How to make your own geometry.
 TOC: Custom Geometry
 
+> **NOTE!** This article is deprecated. Three.js r125
+> removed support for `Geometry`. Please refer to
+> the article on [custom BufferGeometry](threejs-custom-buffergeometry.html).
+
 A [previous article](threejs-primitives.html) gave a tour of
 the various built in primitives included in THREE.js. In this
 article we'll cover making our own geometry.