add owner name to room record
add room data structure in memory when server start
front end changes to suit admin structure
temp commit
update document:
1. add API information: the request send and the response event return
2. add new test case about room
BUG FIX: express static server middleware should be used after others, because it will block and close link if matched file found.
Complete room structure:
1. user can now chat within room
2. user create new room
3. room admin can appoint other user as admin, boot user to lounge and destroy room
Merge branch 'roomstructure'

Conflicts:
	public_html/node-server/ioRouting.js
	public_html/node-server/roomController.js
	public_html/node-server/socketExtension.js
	public_html/public/index.html
	public_html/public/linkedUserItem.js
	public_html/public/lounge.js
	public_html/public/main.js
	public_html/public/room.js
	public_html/public/roomAdmin.js
	public_html/public/roomItem.js
	public_html/public/systemAdmin.js
BUG FIX: merge conflict