polish

docs/dist/doc/README-195.html

@@ -28,8 +28,8 @@ Here is <tt>Code.java</tt>:
 <pre><code>
 =======8<=========
 public class Code {
-	public static void main(String[] argv) {
-	}
+  public static void main(String[] argv) {
+  }
 
   static aspect X {
     before(): execution(* Code.main(..)) {