KEYCLOAK-534 Fix MS-SQL
KEYCLOAK-535 Fix Keycloak with Oracle
Remove duplicite dependency declarations to remove maven warnings
KEYCLOAK-536 Fix Sybase - role can't be used as column name as it's keyword in sybase
Merge pull request #472 from mposolda/db-fixes

KEYCLOAK-534 Fix MS-SQL, Oracle and Sybase