adjust client side default timeout

apollo-client/src/main/java/com/ctrip/framework/apollo/util/ConfigUtil.java

@@ -25,8 +25,8 @@ public class ConfigUtil {
   private static final Logger logger = LoggerFactory.getLogger(ConfigUtil.class);
   private int refreshInterval = 5;
   private TimeUnit refreshIntervalTimeUnit = TimeUnit.MINUTES;
-  private int connectTimeout = 5000; //5 seconds
-  private int readTimeout = 10000; //10 seconds
+  private int connectTimeout = 1000; //1 second
+  private int readTimeout = 5000; //5 seconds
   private String cluster;
   private int loadConfigQPS = 2; //2 times per second
   private int longPollQPS = 2; //2 times per second