6.0.1: Update composer.json

Raise php minimal version + switch to psr-4

6.0.0

Update composer.json

5.0.1

Better dn handling.

This version will require the next CoreBundle tag (wich isn't released yet).

5.0.0

5.0.0

4.0.0: Update composer.json

Syncing version with core bundle

2.0.0

CoreBundle 4.0.0 compatibility.