2.0.4 - 2017/02/06

* 2017-02-06 Fix composer.json for TYPO3 6.2
     * 2017-02-06 Change minimal TYPO3 version to 6.2
* 2017-02-06 Update version and changelog; Deploy to TER
* 2017-02-06 Really change version number; Deploy to TER

There is still one open TODO: Test, what happens when there are nested mountpoints.