Specify patch level for base v2.0.0
Merge branch 'fix_require_failure' into travis
Add 1.9.3-p0 to travis
Merge branch 'master' into travis
Change low 1.9.3 patch level to p484

This is the lowest patch level that Travis makes available, and it's
still pretty darn old, so it accomplishes the goals.
Unbreak travis builds for now (see #7)
Merge pull request #6 from woodbusy/travis

Add more Ruby versions to travis