OPENDJ-1116 Introduce abstraction for the changelog DB

Jean-Noel Rouvignac

01.38.2013 f95eca255b79a070abb510da157a37969c81fed2

 opends/tests/unit-tests-testng/src/server/org/opends/server/replication/GenerationIdTest.java

@@ -1160,7 +1160,7 @@
    TestCaseUtils.initializeTestBackend(false);

    replServer1 = createReplicationServer(changelog1ID, false, testCase);
    replServer1.clearDb();
    clearChangelogDB(replServer1);

    ReplicationBroker broker = null;
    try