fix issue #932: @Delegate would not generate varargs on javac

test/transform/resource/before/DelegateWithVarargs.java

@@ -0,0 +1,12 @@
+import lombok.experimental.Delegate;
+
+class DelegateWithVarargs {
+	@Delegate private Bar bar;
+
+	private interface Bar {
+		void justOneParameter(int... varargs);
+		void multipleParameters(String first, int... varargs);
+		void array(int[] array);
+		void arrayVarargs(int[]... arrayVarargs);
+	}
+}