DUBBO-103 Remoting异常转换成RpcException异常时附加上Service信息（便于排错）

git-svn-id: http://code.alibabatech.com/svn/dubbo/trunk@453 1a56cb94-b969-4eaa-88fa-be21384802f2

dubbo-rpc-default/src/main/java/com/alibaba/dubbo/rpc/protocol/dubbo/DubboProtocol.java

@@ -256,7 +256,7 @@ public class DubboProtocol extends AbstractProtocol {
         try {
             server = Exchangers.bind(url, requestHandler);
         } catch (RemotingException e) {
-            throw new RpcException(e.getMessage(), e);
+            throw new RpcException("Fail to start server(url: " + url + ") " + e.getMessage(), e);
         }
         str = url.getParameter(Constants.CLIENT_KEY);
         if (str != null && str.length() > 0) {