Upgrade to Zuul 1.1

Still a release candidate (not yet GA), but seems to work, so we'll
try and update before Spring Cloud is released again.

Fixes gh-546, fixes gh-567, fixes gh-553 (probably)

pom.xml

@@ -30,7 +30,8 @@
 		<feign.version>8.10.0</feign.version>
 		<hystrix.version>1.4.16</hystrix.version>
 		<ribbon.version>2.1.0</ribbon.version>
-		<zuul.version>1.0.28</zuul.version>
+		<servo.version>0.9.4</servo.version>
+		<zuul.version>1.1.0-rc.1</zuul.version>
 		<rxjava.version>1.0.11</rxjava.version>
 		<java.version>1.7</java.version>
 		<turbine.version>1.0.0</turbine.version>
@@ -173,6 +174,11 @@
                 <type>pom</type>
                 <scope>import</scope>
 			</dependency>
+			<dependency>
+				<groupId>com.netflix.netflix-commons</groupId>
+				<artifactId>netflix-commons-util</artifactId>
+				<version>0.1.1</version>
+			</dependency>
 			<dependency>
 				<groupId>com.netflix.archaius</groupId>
 				<artifactId>archaius-core</artifactId>
@@ -209,6 +215,11 @@
 				<artifactId>jersey-apache-client4</artifactId>
 				<version>1.19</version>
 			</dependency>
+			<dependency>
+				<groupId>com.netflix.servo</groupId>
+				<artifactId>servo-core</artifactId>
+				<version>${servo.version}</version>
+			</dependency>
 			<dependency>
 				<groupId>com.netflix.eureka</groupId>
 				<artifactId>eureka-client</artifactId>

spring-cloud-netflix-core/pom.xml

@@ -59,6 +59,16 @@
 			<artifactId>eureka-client</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>com.netflix.servo</groupId>
+			<artifactId>servo-core</artifactId>
+			<optional>true</optional>
+		</dependency>
+		<dependency>
+			<groupId>com.netflix.netflix-commons</groupId>
+			<artifactId>netflix-commons-util</artifactId>
+			<optional>true</optional>
+		</dependency>
 		<dependency>
 			<groupId>com.netflix.governator</groupId>
 			<artifactId>governator</artifactId>
@@ -175,7 +185,7 @@
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
-			<artifactId>spring-boot-starter-data-jpa</artifactId>
+			<artifactId>spring-boot-starter-jdbc</artifactId>
 			<scope>test</scope>
 		</dependency>
 		<dependency>

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/zuul/filters/ProxyRequestHelper.java

@@ -31,12 +31,10 @@ import java.util.Set;
 
 import javax.servlet.http.HttpServletRequest;
 
-import org.apache.commons.io.IOUtils;
 import org.springframework.boot.actuate.trace.TraceRepository;
 import org.springframework.http.HttpHeaders;
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
-import org.springframework.util.StringUtils;
 import org.springframework.web.util.UriUtils;
 import org.springframework.web.util.WebUtils;
 
@@ -260,10 +258,10 @@ public class ProxyRequestHelper {
 			return;
 		}
 		char[] buffer = new char[4096];
-		int count = IOUtils.read(new InputStreamReader(inputStream, Charset.forName("UTF-8")),
-				buffer);
-		String entity = new String(buffer).substring(0, count);
-		if (StringUtils.hasText(entity)) {
+		int count = new InputStreamReader(inputStream, Charset.forName("UTF-8"))
+				.read(buffer, 0, buffer.length);
+		if (count > 0) {
+			String entity = new String(buffer).substring(0, count);
 			info.put("body", entity.length() < 4096 ? entity : entity + "<truncated>");
 		}
 	}

spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/zuul/filters/pre/Servlet30WrapperFilter.java

@@ -52,7 +52,7 @@ public class Servlet30WrapperFilter extends ZuulFilter {
 
 	@Override
 	public int filterOrder() {
-		return 0;
+		return -2;
 	}
 
 	@Override