Connection between server and clients
Not fully tested
Minor bugfixes
Refresh delay in server configuration
Clears only the server name in #add-server
Handles JSON errors in websocket driver
Updates sliders without looping
Merge branch 'feature/websocket-everywhere' of https://github.com/316k/linux-remote-control into feature/websocket-everywhere

Conflicts:
	opt/lrc-client/js/connection/connection.js
	opt/lrc-client/js/connection/http.js
	opt/lrc-client/js/connection/websocket.js
	opt/lrc-client/js/js.js
	opt/lrc-server/configuration.js