tiny refactor and updated history for graph3d

HISTORY.md

@@ -16,6 +16,10 @@ http://visjs.org
 - Added hover option.
 - Added hover events (hoverNode, blurNode).
 
+### Graph3D
+
+- Ported Graph3D from Chap Links.
+
 
 ## 2014-05-28, version 1.0.2
 

dist/vis.js

@@ -20466,7 +20466,7 @@ G3DpreventDefault = function (event) {
  * @param {Number} y
  * @param {Number} z
  */
-Point3d = function(x, y, z) {
+function Point3d(x, y, z) {
   this.x = x !== undefined ? x : 0;
   this.y = y !== undefined ? y : 0;
   this.z = z !== undefined ? z : 0;

src/graph3d/graph3d.js

@@ -2431,7 +2431,7 @@ G3DpreventDefault = function (event) {
  * @param {Number} y
  * @param {Number} z
  */
-Point3d = function(x, y, z) {
+function Point3d(x, y, z) {
   this.x = x !== undefined ? x : 0;
   this.y = y !== undefined ? y : 0;
   this.z = z !== undefined ? z : 0;