Release v0.6.2

Fixes a XSS vulnerability in the noVNC status display which could allow
remote VNC servers to inject arbitrary HTML into the noVNC display page.

docs/VERSION

-0.6.1
+0.6.2

package.json

 {
   "name": "noVNC",
-  "version": "0.6.1",
+  "version": "0.6.2",
   "description": "An HTML5 VNC client",
   "main": "karma.conf.js",
   "directories": {