Suppress logs in Travis build to try to avoid exceeding max length
Suppress logs in Travis build to try to avoid exceeding max length

Signed-off-by: Tom Flynn <abc7c57a6537c493534eb3847500f37bef7b716d@gmail.com>
Change-Id: I23223d4f6dc3740b003bec65f9d95dec3fde197a

opendaylight/opflex,opendaylight/opflex,opendaylight/opflex,opendaylight/opflex