Travis CI and codecov failing
https://travis-ci.org/pandas-dev/pandas/jobs/600239741

> No output has been received in the last 10m0s, this potentially indicates a stalled build or something wrong with the build itself.

https://codecov.io/gh/pandas-dev/pandas/compare/96cc8101779ff578426463d088b0f1a1fb554591...1a35eeb1408b464bcc5f163dd3c33d61ccaeb9dd