Add Anthony Nguyen to Stackalytics
Add Anthony Nguyen to Stackalytics

This change adds user Anthony Nguyen <nguyenat4@gmail.com> to
Stackalytics.

Change-Id: I217e011c46b627adedfabeb7fe10d2a21885f697

0xf2/stackalytics,Mirantis/stackalytics,openstack/stackalytics,openstack/stackalytics,openstack/stackalytics,0xf2/stackalytics,stackforge/stackalytics,0xf2/stackalytics,openstack/stackalytics,stackforge/stackalytics,Mirantis/stackalytics,0xf2/stackalytics,stackforge/stackalytics,Mirantis/stackalytics