Kotlin and general Gradle support. (#745)

autoload/ale/gradle/init.gradle

@@ -0,0 +1,23 @@
+class ClasspathPlugin implements Plugin<Project> {
+    void apply(Project project) {
+        project.task('printClasspath') {
+            doLast {
+                project
+                    .rootProject
+                    .allprojects
+                    .configurations
+                    .flatten()
+                    .findAll { it.name.endsWith('Classpath') }
+                    .collect { it.resolve() }
+                    .flatten()
+                    .unique()
+                    .findAll { it.exists() }
+                    .each { println it }
+            }
+        }
+    }
+}
+
+rootProject {
+    apply plugin: ClasspathPlugin
+}