Upgrade to Tomcat 9.0.34, Jetty 9.4.28, Netty 4.1.49, BeanShell 2.0b6, Checkstyle 8.31

Author: jhoeller

build.gradle

@@ -33,18 +33,18 @@ ext {
 	groovyVersion        = "2.5.9"
 	hsqldbVersion        = "2.4.1"
 	jackson2Version      = "2.9.9"
-	jettyVersion         = "9.4.27.v20200227"
+	jettyVersion         = "9.4.28.v20200408"
 	junit5Version        = "5.3.2"
 	kotlinVersion        = "1.2.71"
 	log4jVersion         = "2.11.2"
-	nettyVersion         = "4.1.48.Final"
+	nettyVersion         = "4.1.49.Final"
 	reactorVersion       = "Californium-BUILD-SNAPSHOT"
 	rxjavaVersion        = "1.3.8"
 	rxjavaAdapterVersion = "1.2.1"
 	rxjava2Version       = "2.2.19"
 	slf4jVersion         = "1.7.30"	  // spring-jcl + consistent 3rd party deps
 	tiles3Version        = "3.0.8"
-	tomcatVersion        = "9.0.33"
+	tomcatVersion        = "9.0.34"
 	undertowVersion      = "2.0.30.Final"
 
 	gradleScriptDir = "${rootProject.projectDir}/gradle"
@@ -142,7 +142,7 @@ configure(allprojects) { project ->
 	}
 
 	checkstyle {
-		toolVersion = "8.30"
+		toolVersion = "8.31"
 		configDir = rootProject.file("src/checkstyle")
 	}
 

spring-context/spring-context.gradle

@@ -18,7 +18,7 @@ dependencies {
 	optional("javax.xml.ws:jaxws-api:2.3.1")
 	optional("org.aspectj:aspectjweaver:${aspectjVersion}")
 	optional("org.codehaus.groovy:groovy:${groovyVersion}")
-	optional("org.beanshell:bsh:2.0b5")
+	optional("org.apache-extras.beanshell:bsh:2.0b6")
 	optional("joda-time:joda-time:2.10.5")
 	optional("org.hibernate:hibernate-validator:5.4.3.Final")
 	optional("org.jetbrains.kotlin:kotlin-reflect:${kotlinVersion}")