Fix OPENDJ-525: Remove compiler warnings when building using JDK7

Matthew Swift

19.26.2012 108e2020c1d149962dfc43dcbc6bc24a05a8e5f7

 opends/tests/unit-tests-testng/src/server/org/opends/quicksetup/TestUtilities.java

@@ -34,14 +34,9 @@
import org.opends.server.types.OperatingSystem;
import org.opends.server.types.ByteStringBuilder;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.net.ServerSocket;
import java.util.List;
import java.util.ArrayList;