added supporting of @var variables. The @var annotation has the same functionality as the @val except 'final' modifier.

test/transform/resource/after-ecj/VarInForOld.java

@@ -0,0 +1,12 @@
+import lombok.var;
+public class VarInForOld {
+  public VarInForOld() {
+    super();
+  }
+  public void oldFor() {
+    for (@var int i = 0;; (i < 100); ++ i)
+      {
+        System.out.println(i);
+      }
+  }
+}