OPENDJ-1116 Introduce abstraction for the changelog DB

Jean-Noel Rouvignac

30.30.2013 cc21522ea71015c75a82ebf285644fa5ff57f46a

 opends/src/server/org/opends/server/replication/server/ReplicationServerDomain.java

@@ -2202,18 +2202,7 @@
   */
  public void clearDbs()
  {
    // Reset the localchange and state db for the current domain
    changelogDB.removeDomain(baseDN);
    try
    {
      localReplicationServer.clearGenerationId(baseDN);
    }
    catch (Exception e)
    {
      // TODO: i18n
      logError(Message.raw("Exception caught while clearing generationId:"
          + e.getLocalizedMessage()));
    }
  }

  /**