Teams! Part1

- created server socket listener for team updates
- created working team line at the top of student quiz session which
reflects the students team
- the get teams PHP file is used to get the team for the student
- the stu get teams JS file is used to update the HTML/CSS read the PHP
and listen for the node.js server
- The teams menu JS has been packaged up into it's own JS file rather
than being put onto the HTML page