errors added

balance reducing and error signals added
Merge branch 'master' of https://github.com/ruzovvo/Laundry

Conflicts:
	WebContent/WEB-INF/jsp/admin/machine/add.jsp
	WebContent/WEB-INF/jsp/admin/machine/edit.jsp
	WebContent/WEB-INF/jsp/admin/machine/info.jsp
	WebContent/WEB-INF/jsp/admin/machine/list.jsp
	WebContent/WEB-INF/jsp/main/schedule/my.jsp