Add: open in plunker, Add: go to github signup if have no account, Fixed goToSite() function, small CSS fixes.
Fixed open in plunker fixes #40
Fix notification icon, Add: remove X to notifications.
Fix file names for better convention - used camelCase
Add: a bit of notifications, Fix themes and some other CSS.
Changed registration event to be based off the connection event so that we may disconnect and reconnect gracefully.

Updated socket.io angular library to version 2.0

Added error messages for when server is not available.