@AfterClass
  public static void tearDownAfterClass() throws Exception {
    afterClass();
  }
Test all client operations with a coprocessor that just implements the default flush/compact/scan
policy.
<p>
Base class was split into three so this class got split into three.
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestFromClientSideWithCoprocessor4.java