Importing directory config

Used recursive directory configuration loader

Symfony 3 Empty Edition

Updated for Symfony 3

Less opinion

Removed opinionated binary scripts

Fixed autoloading

Made them more flexible:

• anything in src will be autoloaded with a regular namespace
• anything in tests will be autoloaded with a Tests preffix in the namespace

Symfony 2 Empty Edition

Created an empty skeleton with just symfony FrameworkBundle.