add units to score display, graphs. default to guest login. other minor UI fixes
Merge branch 'master' of https://github.com/wstrinz/Biofuels-Java-Server

Conflicts:
	app/assets/javascripts/globalView/view/NetworkLayer.js
	app/assets/javascripts/moderator/view/NetworkLayer.js
	app/assets/javascripts/playerClient/view/NetworkLayer.js
	app/helpers/websocket_helper.rb