Added ContactBLL

ContactBLL
- GetContacts(PermitKey, ContactType) - returns a List of ContactBO
- GetContactType() - returns a List of ContactTypeDO
- GetLegalEntities() - returns a list of LegalEntityDO
- GetAddressType() - returns a list of AddrressTypeDO
- GetState() - returns a list of States
- GetSalutation() - returns a list of SalutationDO