[java8] Added tests for using java language features in transformations.

test/transform/resource/before/ValLambda.java

@@ -0,0 +1,20 @@
+// version 8:
+class ValLambda {
+	public void easyLambda() {
+		lombok.val foo = (Runnable)()-> {};
+	}
+	
+	public void easyIntersectionLambda() {
+		lombok.val foo = (Runnable & java.io.Serializable)()-> {};
+		lombok.val bar = (java.io.Serializable & Runnable)()-> {};
+	}
+	
+	public void easyLubLambda() {
+		lombok.val foo = (System.currentTimeMillis() > 0) ? (Runnable)()-> {} : (Runnable)System.out::println;
+	}
+	
+//	public void castLubLambda() {
+//		Runnable foo = (Runnable)((System.currentTimeMillis() > 0) ? ()-> {} : System.out::println);
+//		lombok.val foo = (Runnable)((System.currentTimeMillis() > 0) ? ()-> {} : System.out::println);
+//	}
+}