Care the extended op codes.
Added more test case
Checking in changes prior to tagging of version 0.06.

Changelog diff is:

diff --git a/Changes b/Changes
index 6c12d50..e8d8da1 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,11 @@ Revision history for Perl extension B-Tap

 {{$NEXT}}

+0.06 2013-11-02T02:50:45Z
+
+    - Care extended ops.
+      (tokuhirom)
+
 0.05 2013-09-18T04:54:19Z

     - Apply OPf_KIDS for b_tap_tap.