Fix whitespace in .travis.yml because YAML is really the absolute *worst*
Fix whitespace in .travis.yml because YAML is really the absolute *worst*

pypa/manylinux,manylinux/manylinux,Parsely/manylinux,Parsely/manylinux,pypa/manylinux,pypa/manylinux,manylinux/manylinux