Clean up a couple warnings

git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@5618 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/java/com/threerings/presents/server/net/Connection.java

@@ -51,7 +51,7 @@ import static com.threerings.presents.Log.log;
  */
 public class Connection implements NetEventHandler
 {
-    /** Used with {@link #setMessageHandler}. */
+    /** Used with {@link Connection#setMessageHandler}. */
     public static interface MessageHandler {
         /** Called when a complete message has been parsed from incoming network data. */
         void handleMessage (Message message);

src/java/com/threerings/presents/server/net/ConnectionManager.java

@@ -24,7 +24,6 @@ package com.threerings.presents.server.net;
 import java.net.InetSocketAddress;
 
 import java.util.ArrayList;
-import java.util.Iterator;
 import java.util.Map;
 import java.util.Set;