Fix unprotected networks  and WEP bug

Fixed bug preventing to connect to unprotected network and WEP
Additional fix for Wlan power management

Additional fix for Wlan power management
Network Settings Page reworked
Update net-config.php
Added Social Sharing Feature on Playback
Change Name according to Now Playing

Change Name according to Now Playing
Added Nice Startup Sound
Update sources.html
Incremental updates system

- Remove binary DB file from GIT versioning
- Add DB dump as init sql script
- Add .db in .gitignore
- Auto-run updates through update.py

Update init-db after rebase master

Add minidlna setting

Fix bug update script when running SQL script

Separate modules updates in dedicated file

+ small refactor in update.py