Use COPY instead of ADD in dockerfile (#507)
Use COPY instead of ADD in dockerfile (#507)

Signed-off-by: David Chung <97740615c989fd31f12c528b7d48323d0608bbff@docker.com>
FrenchBen/infrakit,docker/infrakit,craigyam/infrakit,chungers/infrakit,craigyam/infrakit,thebsdbox/infrakit,docker/infrakit,kaufers/infrakit,FrenchBen/infrakit,kaufers/infrakit,craigyam/infrakit,chungers/infrakit,docker/infrakit,thebsdbox/infrakit,thebsdbox/infrakit,FrenchBen/infrakit,kaufers/infrakit,chungers/infrakit