Formatting fixes, and small code improvements

Jean-Noël Rouvignac

24.33.2016 2977066bf9fe453d1ae6be23899e36991a8e8c1c

 opendj-server-legacy/src/main/java/org/opends/server/tools/upgrade/Upgrade.java

@@ -633,7 +633,7 @@
    };
  }

    private static UpgradeTask convertJEBackendsToPDBBackends(final String objectClass) {
  private static UpgradeTask convertJEBackendsToPDBBackends(final String objectClass) {
    return modifyConfigEntry(INFO_UPGRADE_TASK_LOCAL_DB_TO_PDB_2_SUMMARY.get(),
        "(objectclass=" + objectClass + ")",
        "delete: objectclass",