removes double setting of UserAgent

source/net/yacy/cora/protocol/http/HTTPClient.java

@@ -190,10 +190,6 @@ public class HTTPClient {
         reqConfBuilder = RequestConfig.copy(dfltReqConf);
         setTimout(timeout);
     }
-
-    public static void setDefaultUserAgent(final String defaultAgent) {
-    	clientBuilder.setUserAgent(defaultAgent);
-    }
     
     private static RequestConfig initRequestConfig() {
     	final RequestConfig.Builder builder = RequestConfig.custom();

source/net/yacy/yacy.java

@@ -289,9 +289,6 @@ public final class yacy {
             final int deleteOldDownloadsAfterDays = (int) sb.getConfigLong("update.deleteOld", 30);
             yacyRelease.deleteOldDownloads(sb.releasePath, deleteOldDownloadsAfterDays );
 
-            // set user-agent
-            HTTPClient.setDefaultUserAgent(ClientIdentification.yacyInternetCrawlerAgent.userAgent);
-
             // start main threads
             final int port = sb.getLocalPort();
             try {