Added Debug Bar extension
Merge branch '2.0' of github.com:9seeds/wp-event-ticketing into 2.0

Conflicts:
	lib/WPET.class.php
Added Debug Bar extension
Merge branch '2.0' of github.com:9seeds/wp-event-ticketing into 2.0

Conflicts:
	lib/Coupons.class.php
	lib/Instructions.class.php