Open Stack

cliff 1.6.0 has been released to PyPI and should be in our mirror soon.

* Add max-width support for table formatter
* Add value only output formatter
* Fix doc build with Python 2.6.x
* Fix interactive mode with command line args
* Escape double quotes in shell formatter
* Rename private attribute to avoid conflict
* Sync with OpenStack's global requirements
* Add integration tests with known consumers
* Make the formatters a private part of the command