Added ConfigHandler.
Combined ConfigHandler with IndexOnlyHandler, and renamed to CustomHandler.
Begun the web config interface
Begun moving config to SqlLite3 DB rather than text files.
Web settings page created. Todo: Save logic.
OptionLoader class added to load in settings from the database.
LED Service now uses OptionLoader.
LED Service now uses OptionLoader.
Pots Service now uses OptionLoader.
Removed unneeded cfg files.
Cleanups.
Radio service now uses OptionLoader.
No configs as text files left.
Cleanups
Merge branch 'web-iface' into develop.

Web interface for configuration, with a sqlite3 database.

All configuration text files have been removed.

Todo: Save logic on the web interface.