Add example for after_success + deploy
Add example for after_success + deploy

This is the case where we previously generated bad build script.

Unfortunately, it is still valid bash; the content written to
~/.travis/job_stages was bad, so we need to test thouse as well.

andyli/travis-build,craigcitro/travis-build,kevmoo/travis-build,kevmoo/travis-build,andyli/travis-build,JuliaCI/travis-build,craigcitro/travis-build,JuliaCI/travis-build