Merge pull request AsyncHttpClient#130 from figroc/patch-1

Don't retry if not realm-bound

Author: rlubke

providers/netty/src/main/java/com/ning/http/client/providers/netty/NettyAsyncHttpProvider.java

@@ -2114,6 +2114,7 @@ public void handle(final ChannelHandlerContext ctx, final MessageEvent e) throws
                     //}
 
                     if (statusCode == 401
+                            && realm != null
                             && wwwAuth.size() > 0
                             && !future.getAndSetAuth(true)) {
 
@@ -2171,6 +2172,7 @@ public Object call() throws Exception {
 
                     List<String> proxyAuth = getAuthorizationToken(response.getHeaders(), HttpHeaders.Names.PROXY_AUTHENTICATE);
                     if (statusCode == 407
+                            && realm != null
                             && proxyAuth.size() > 0
                             && !future.getAndSetAuth(true)) {