Added testAddDuplicatedObject to ensure that adding of duplicated object will fail
PLINK-87 Typo in RoleHandler.validate and missing checks for duplications in LDAPIdentityStore
Merge pull request #45 from mposolda/master

PLINK-87 fix and adding new unit test for check that attempt to add existing record with same name will throw IdentityManagementException
Merge remote-tracking branch 'upstream2/master'