Terrarium

- Support virtualenv 16 and 15
- Added wheel distribution to PyPI.
- Improved packaging (setup.cfg) and tox configuration
- Announced deprecation for Python 2.7

- `Droped support for virtualenv<15 <https://github.com/PolicyStat/terrarium/pull/66>`_
- `Droped support for python 2.6 <https://github.com/PolicyStat/terrarium/pull/66>`_
- `Added support for pip>=10 <https://github.com/PolicyStat/terrarium/pull/66>`_
- `Added support for latest version of virtualenv <https://github.com/PolicyStat/terrarium/pull/66>`_

- `Support latest 2 versions of virtualenv <https://github.com/PolicyStat/terrarium/pull/61>`_

- `Support for Google Cloud Storage, in addition to Amazon S3 <https://github.com/PolicyStat/terrarium/pull/53>`_
- `Preserve order of requirements <https://github.com/PolicyStat/terrarium/pull/59>`_

- `shlex comments=True breaks remote source requirements <https://github.com/PolicyStat/terrarium/pull/52>`_

- `Fixed some spelling and grammar in the README <https://github.com/PolicyStat/terrarium/pull/34>`_
- `Added "Tips" Section to README <https://github.com/PolicyStat/terrarium/pull/40>`_
- `Permit inline comments in requirements files <https://github.com/PolicyStat/terrarium/pull/41>`_
- `Added tox.ini for tox <https://github.com/PolicyStat/terrarium/pull/38>`_
- `Deprecate python 2.5 <https://github.com/PolicyStat/terrarium/pull/44>`_
- `Update travis configuration to use tox <https://github.com/PolicyStat/terrarium/pull/45>`_
- `Update documentation to use sphinx <https://github.com/PolicyStat/terrarium/pull/46>`_
- `Update version number in only one place <https://github.com/PolicyStat/terrarium/pull/47>`_
- `Moved README content to sphinx docs <https://github.com/PolicyStat/terrarium/pull/49>`_