added employee dao and employee dao impl. 
modified emp user service interface and impl
Merge branch 'master' of
https://github.com/obulikarthikeyan/SafeMoneyCorp.git

Conflicts:
	src/edu/asu/safemoney/service/EmployeeUserService.java
	src/edu/asu/safemoney/service/impln/EmployeeUserServiceImpl.java