Update to gradle 5 for java 11 compatibility

build.gradle

@@ -132,13 +132,3 @@ jacocoTestReport {
 	}
 }
 
-// to get it to work again with JDK 10
-
-//tasks.withType(AbstractCompile) {
-//  options.compilerArgs += ["--add-modules", "java.xml.bind"]
-//}
-
-//tasks.withType(Test) {
-//  jvmArgs += ["--add-modules", "java.xml.bind"]
-//}
-

gradle/wrapper/gradle-wrapper.properties

-#Tue Aug 07 16:32:06 CEST 2018
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.9-bin.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.0-bin.zip
 zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists