Upgrade Jetty to version 9.4.7.v20170914

Author: pvorb

spring-boot-dependencies/pom.xml

@@ -111,7 +111,7 @@
 		<jedis.version>2.9.0</jedis.version>
 		<jersey.version>2.26</jersey.version>
 		<jest.version>5.3.2</jest.version>
-		<jetty.version>9.4.6.v20170531</jetty.version>
+		<jetty.version>9.4.7.v20170914</jetty.version>
 		<jetty-alpn-api.version>1.1.3.v20160715</jetty-alpn-api.version>
 		<jetty-jsp.version>2.2.0.v201112011158</jetty-jsp.version>
 		<jetty-el.version>8.5.9.1</jetty-el.version>