add test files

js/js.translator/testFiles/webDemoExamples1/cases/objectOrientedHello.kt

@@ -0,0 +1,10 @@
+class Greeter(name : String) {
+  val name = name
+  fun greet() {
+    println("Hello, ${name}!");
+  }
+}
+
+fun main(args : Array<String>) {
+  Greeter(args[0]).greet()
+}