major update. over bookings now ‘impossible’.
- notifications if they do happen
- drafts auto deleted after 20 minutes if payment not received
no message
always allow bookings to be manually inserted, even if it’s an overbooking
alerion-clean fixes
fixed woocommerce 2.2 errors
Merge branch 'master' of github.com:sagalbot/woobook

Conflicts:
	public/assets/css/booking.css
	public/assets/css/booking.min.css
	public/views/booking.php