removing unused imports

spring-cloud-netflix-core/src/test/java/org/springframework/cloud/netflix/zuul/filters/route/support/RibbonRetryIntegrationTestBase.java

@@ -19,8 +19,6 @@
 package org.springframework.cloud.netflix.zuul.filters.route.support;
 
 import java.util.logging.Logger;
-import javax.servlet.http.HttpServletRequest;
-import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.springframework.beans.factory.annotation.Value;
@@ -30,15 +28,12 @@ import org.springframework.cloud.netflix.ribbon.RibbonClient;
 import org.springframework.cloud.netflix.ribbon.RibbonClients;
 import org.springframework.cloud.netflix.ribbon.StaticServerList;
 import org.springframework.cloud.netflix.zuul.EnableZuulProxy;
-import org.springframework.cloud.netflix.zuul.filters.post.SendErrorFilter;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.http.HttpEntity;
 import org.springframework.http.HttpMethod;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
-import org.springframework.mock.web.MockHttpServletRequest;
-import org.springframework.mock.web.MockHttpServletResponse;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RestController;
@@ -46,12 +41,8 @@ import org.springframework.web.bind.annotation.RestController;
 import com.netflix.loadbalancer.Server;
 import com.netflix.loadbalancer.ServerList;
 import com.netflix.zuul.context.RequestContext;
-import com.netflix.zuul.exception.ZuulException;
-import com.netflix.zuul.monitoring.MonitoringHelper;
 
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
-import static org.junit.Assert.assertTrue;
 
 /**
  * @author Ryan Baxter