Merge pull request #7 from roryc89/master

client side alert socket
Refactored using sockets.io, sends client basic socket message.
Removed unnecessary files, added express.io to package.json.
Merge pull request #8 from davemun/master

Refactored to express.io
updated debug
Test usage of sockets.io - a client logging in will notify other clients.
Merge pull request #9 from davemun/master

Test usage of sockets.io - a client logging in will notify other clients.
Changed event names for listener for client login.
Merge pull request #10 from davemun/master

Changed event names for listener for client login.
Added clientID to client data obj.
Merge pull request #11 from davemun/master

Added clientID to client data obj.
extra cube added on second user login
Merge pull request #12 from roryc89/multiple-cubes

extra cube added on second user login
Merge branch 'master' of https://github.com/realTalkTeam/realTalk
little change to handle movement
Added functionality to update clients on other clients move.
updated updateClientPosition
Merge pull request #16 from davemun/master

Added functionality to update clients on other clients move.
Merge branch 'master' of https://github.com/realTalkTeam/realTalk
clientUpdatePosition does what it needs to