JPbill构造方法
……
Merge branch 'master' of
ssh://git@github.com/minusone13/InvoicingSystem.git

Conflicts:
	LevelStrategyPO.txt
	PurBackSheetPO.txt
	ReachStrategyPO.txt
	Stock.ser
	User.ser
	accountBuild/commodity/2014-12-16.ser