How to create a site-to-site vpn using DH group 5 or 14

From Jacob Huizenga @jhuizenga2 via Twitter:

Is there any way to create a site-to-site VPN using DH group 5 or 14? At the moment I cannot find any way to configure this Azure VPN.

http://twitter.com/jhuizenga2/status/658629389505179648

Thanks,
@AzureSupport