[python-control-developers] [python-control/python-control] cda33a: return errors from examples/run_examples.sh correc...

[Richard M. <no...@gi...>]

  Branch: refs/heads/master
  Home:   https://github.com/python-control/python-control
  Commit: cda33a2eabf64b8b700e8e21faa16baf0b38a944
      https://github.com/python-control/python-control/commit/cda33a2eabf64b8b700e8e21faa16baf0b38a944
  Author: Richard Murray <mu...@cd...>
  Date:   2019-06-08 (Sat, 08 Jun 2019)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  return errors from examples/run_examples.sh correctly (#311)

The PR fixes an error in .travis.yml that was not checking for errors in examples/run_examples.sh correctly, so any errors in the examples files were not being caught.