[#1599] update build: some tasks have moved into all-projects in pare…

…nt build

picocli-codegen/build.gradle

@@ -1,7 +1,6 @@
 plugins {
     id 'java'
 }
-apply plugin: "org.beryx.jar"
 
 group 'info.picocli'
 description 'Picocli Code Generation - Tools to generate documentation, configuration, source code and other files from a picocli model.'
@@ -31,30 +30,6 @@ dependencies {
 //jar.dependsOn(generateGraalReflectionConfig)
 
 
-//sourceSets.main.java.srcDirs = ['src/main/java', 'src/main/java9']
-compileJava {
-    inputs.property("moduleName", moduleName)
-//    doFirst {
-//        logger.info("Java version is " + JavaVersion.current())
-//        if (JavaVersion.current().isJava9Compatible()) {
-//            options.compilerArgs = [
-//                '--module-path', classpath.asPath,
-//            ]
-//        }
-//        // classpath = files()
-//        classpath = sourceSets.main.runtimeClasspath
-//        logger.info("options.compilerArgs is " + options.compilerArgs)
-//        logger.info("classpath is " + classpath.files)
-//    }
-}
-moduleConfig {
-    // copy module-info.class to META-INF/versions/9
-    multiReleaseVersion = 9
-    moduleInfoPath = 'src/main/java9/module-info.java'
-    version = project.version
-    neverCompileModuleInfo = true
-}
-
 jar {
     manifest {
         attributes 'Specification-Title'   : 'Picocli Code Generation',