Add go 1.9.x to .travis.yml and fix tip
Add go 1.9.x to .travis.yml and fix tip

Signed-off-by: TomSweeneyRedHat <0d9c75ecdfb440d0db7595b9f1ea08841c99bb0e@redhat.com>

TomSweeneyRedHat/buildah,nalind/buildah,projectatomic/buildah,TomSweeneyRedHat/buildah,rhatdan/buildah,nalind/buildah-1,ipbabble/buildah,nalind/buildah-1,nalind/buildah,projectatomic/buildah,nalind/buildah-1,rhatdan/buildah,rhatdan/buildah,ipbabble/buildah,TomSweeneyRedHat/buildah,projectatomic/buildah