Update functionality done including validation
Merge branch 'master' of
https://github.com/obulikarthikeyan/SafeMoneyCorp

Conflicts:
	WebContent/pages/external/ManageExternalUser.jsp
	WebContent/pages/shared/signup.jsp
	src/edu/asu/safemoney/controller/ManageExternalUserController.java
	src/edu/asu/safemoney/dao/ManageExternalUserAccountDAO.java
	src/edu/asu/safemoney/dao/impln/ManageExternalUserAccountDAOImpl.java
	src/edu/asu/safemoney/service/impln/ManageExternalUserAccountServiceImpl.java