Remove trailing whitespace

example/src/main/java/io/netty/example/http/websocketx/client/package-info.java

@@ -21,4 +21,3 @@
  * then {@link io.netty.example.http.websocketx.client.WebSocketClient}.
  */
 package io.netty.example.http.websocketx.client;
-

example/src/main/java/io/netty/example/http/websocketx/server/package-info.java

@@ -24,4 +24,3 @@
  * ws://localhost:8080/websocket.
  */
 package io.netty.example.http.websocketx.server;
-

example/src/main/java/io/netty/example/http/websocketx/sslserver/package-info.java

@@ -33,4 +33,3 @@
  * <a href="http://download.oracle.com/javase/6/docs/technotes/guides/security/jsse/JSSERefGuide.html">giude</a>.
  */
 package io.netty.example.http.websocketx.sslserver;
-

transport/src/main/java/io/netty/channel/ChannelFutureAggregator.java

@@ -72,6 +72,5 @@ public class ChannelFutureAggregator implements ChannelFutureListener {
             }
 
         }
-        
     }
 }