Upgrade to Tomcat 9.0.8, Undertow 2.0.6, Jetty 9.4.10, Gson 2.8.4

build.gradle

@@ -46,7 +46,7 @@ configure(allprojects) { project ->
 	ext.groovyVersion        = "2.4.15"
 	ext.hsqldbVersion        = "2.4.0"
 	ext.jackson2Version      = "2.9.5"
-	ext.jettyVersion         = "9.4.9.v20180320"
+	ext.jettyVersion         = "9.4.10.v20180503"
 	ext.junitPlatformVersion = "1.2.0"
 	ext.junitJupiterVersion  = "5.2.0"
 	ext.junitVintageVersion  = "5.2.0"
@@ -59,8 +59,8 @@ configure(allprojects) { project ->
 	ext.rxjava2Version       = "2.1.13"
 	ext.slf4jVersion         = "1.7.25"	  // spring-jcl + consistent 3rd party deps
 	ext.tiles3Version        = "3.0.8"
-	ext.tomcatVersion        = "9.0.7"
-	ext.undertowVersion      = "2.0.4.Final"
+	ext.tomcatVersion        = "9.0.8"
+	ext.undertowVersion      = "2.0.6.Final"
 
 	ext.gradleScriptDir = "${rootProject.projectDir}/gradle"
 

spring-web/spring-web.gradle

@@ -60,7 +60,7 @@ dependencies {
 	optional("com.fasterxml.jackson.dataformat:jackson-dataformat-xml:${jackson2Version}")
 	optional("com.fasterxml.jackson.dataformat:jackson-dataformat-smile:${jackson2Version}")
 	optional("com.fasterxml.jackson.dataformat:jackson-dataformat-cbor:${jackson2Version}")
-	optional("com.google.code.gson:gson:2.8.2")
+	optional("com.google.code.gson:gson:2.8.4")
 	optional("com.google.protobuf:protobuf-java-util:3.5.1")
 	optional("com.googlecode.protobuf-java-format:protobuf-java-format:1.4")
 	optional("com.rometools:rome:1.9.0")