Free UPnP Entertainment Service Code

- fixed memory leak in db-plugins
- fixed a bug in the http client. In some cases the http client closed a socket descriptor twice which could lead to closing running connections
- cleanup

- missing file for windows build

- fixed magickwand-plugin build error
- fixed segfault on album art request if no jpeg image setting available

- added missing files

- fixed #2486585 - SoundBridge M1001 support

- moved db connection into plugins
- initial album art support
- initial mysql db connection plugin (not yet configurable)

- fixed bug #2533619

- fixed object deletion

- basic SOAP config tool (qt4)

- moved flac decoder to plugin