feedback interface finished!
Score and comment function OK!
need to test with group 2.
comment xie wan le...maybe...
Merge branch 'group3' of https://github.com/justinwm/SE-Payment into group3

Conflicts:
	Lib/Action/PurchaseAction.class.php
comment finished!
Merge branch 'master' of https://github.com/justinwm/SE-Payment into group3

Conflicts:
	Lib/Action/OrderAction.class.php
	Lib/Action/UserAction.class.php
	Lib/Model/BuyerModel.class.php
	ThinkPHP/.DS_Store
	Tpl/.DS_Store
	payment.sql
Merge branch 'group3' of https://github.com/justinwm/SE-Payment into group3
..
delete config
Merge branch 'group3'

Conflicts:
	Conf/config.php
	Lib/Action/OrderAction.class.php
	Lib/Action/UserAction.class.php
	Lib/Model/BuyerModel.class.php
	ThinkPHP/.DS_Store
	Tpl/.DS_Store
	payment.sql