.travis.yml: updated instructions for travis builds
Also depend on X-code 8.2 / OSX 10.12.
Signed-off-by: Nikos Mavrogiannopoulos nmav@redhat.com
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Also depend on X-code 8.2 / OSX 10.12.
Signed-off-by: Nikos Mavrogiannopoulos nmav@redhat.com