Windows Installer Enhancements

This commit extends the windows installer!
The following new features are implemented
- Dynamic disovery the Razor server (it is no longer assumed that the DHCP server is identical to the razor server)
- Windows 8PRO inherits from the new genric windows model
- The Generic Modul installs Windows 2012 R2 Standard Edition
- New Windows Puppet broker. (Thanks to chocolatey.org)
- SMB / CIFS shares can now be configured in config.yaml
- Advanced Logging: Each step will be logged!