Updated openstack/openstack
Project: openstack-dev/devstack  2d7f19627771680d4872eb77e06ceccf3cdd7b1b

lib/dstat: Include page stats

Add -g option for dstat.

From the man page:

       -g, --page
              enable page stats (page in, page out)

Change-Id: I865304483af0a529ea8722ed0a9f35ab350670d2