whitebaord example

[rubenabergel]

I created a the simple collaborative whiteboard example with sockets.io.

[nkzawa]

Thanks!!! But as far as I tried, this has some problems, like 2 boards don't get the same result when they use different colors.

[darrachequesne]

That issue was closed automatically. Please check if your issue is fixed with the latest release, and reopen if needed (with a fiddle reproducing the issue if possible).