roadmap/3.8: add link to DiSTAF patch
roadmap/3.8: add link to DiSTAF patch

The patch adds the base libraries and example tests to the main Gluster
repository.

Signed-off-by: Niels de Vos <7bda0c0ee7f47171cc808e9e60292cbc5d8140dd@redhat.com>
anoopcs9/glusterweb,anoopcs9/glusterweb,gluster/glusterweb,gluster/glusterweb,anoopcs9/glusterweb,anoopcs9/glusterweb,gluster/glusterweb,gluster/glusterweb