v1.5.0: translation of a whole django project at once

With this new version, you can translate a whole django project at once. Use the new auto_djangopo_lyglot command for that
Also contains a lot of bug fixes + better tests

What's Changed

• Leolivier/issue12 by @leolivier in #14
• When a po entry has plurals, the translation does not work by @leolivier in #15
• Tests by @leolivier in #16
• Fixed Tests Django and Plurals by @leolivier in #17

Full Changelog: v1.4.1...v1.5.0