[dev] libcloud pull request: Have tox check that the docs compile all right

[alex]

GitHub user alex opened a pull request:

    https://github.com/apache/libcloud/pull/131

    Have tox check that the docs compile all right

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/alex/libcloud sphinx-tox

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/libcloud/pull/131.patch

----

----