Fix feign dependency

pom.xml

@@ -17,6 +17,7 @@
      <properties>
        <bintray.package>cloudfoundry</bintray.package>
 	   <main.basedir>${basedir}</main.basedir>
+	   <feign.version>8.10.0</feign.version>
      </properties>
 
     <scm>
@@ -84,6 +85,11 @@
 			  <artifactId>commons-logging</artifactId>
               <version>1.1.3</version>
 		    </dependency>
+			<dependency>
+				<groupId>com.netflix.feign</groupId>
+				<artifactId>feign-ribbon</artifactId>
+				<version>${feign.version}</version>
+			</dependency>
        </dependencies>
     </dependencyManagement>