Fix various Findbugs warnings:

Matthew Swift

25.08.2014 77b43a1d03725669362ff6b4740b8650770a2efb

 opendj-ldap-toolkit/src/main/java/com/forgerock/opendj/ldap/tools/LDAPModify.java

@@ -30,7 +30,6 @@
import static com.forgerock.opendj.ldap.tools.ToolConstants.*;
import static com.forgerock.opendj.ldap.tools.ToolsMessages.*;
import static com.forgerock.opendj.ldap.tools.Utils.filterExitCode;
import static com.forgerock.opendj.util.StaticUtils.closeSilently;

import java.io.FileInputStream;
import java.io.IOException;
@@ -504,7 +503,7 @@
                return ResultCode.CLIENT_SIDE_LOCAL_ERROR.intValue();
            }
        } finally {
            closeSilently(reader, connection);
            org.forgerock.util.Utils.closeSilently(reader, connection);
        }

        return ResultCode.SUCCESS.intValue();