Travis test

1. Yep, we require it for "libapache2-mod-fastcgi", but, I can add these into the containers upstream.
2. I found the following http://docs.travis-ci.com/user/build-lifecycle will make sure travis-build is running in order.
3. I believe it should be, as a global task, the next step after going green on HEAD should be to run it on travis as well.