Bunch of new functions on Auction:
- Create Auction (finished)
- Cancel Auction (finished)
- Close Auction (waiting for solution of checking endTime follow system time)
- Edit Auction (Finished)
Bunch of new functions on Auction:
- Create Auction (finished)
- Cancel Auction (finished)
- Close Auction (waiting for solution of checking endTime follow system time)
- Edit Auction (Finished)
Merge remote-tracking branch 'origin/master'

Conflicts:
	app.js
	app/index.html
	app/scripts/app.js