add *b rule inside pre tag.

diff --git a/markupper.py b/markupper.py
index f4c6145..9e4f9fc 100755 (executable)
--- a/markupper.py
+++ b/markupper.py
@@ -285,7 +285,7 @@ class Markupper(object):
             line = line.replace("&", "&")
             line = line.replace("<", "&lt;")
             line = line.replace(">", "&gt;")
-            line = line = re.sub(ur"★b\[(.*?)]", ur"<b>\1</b>", line)
+            line = line = re.sub(ur"[★*]b\[(.*?)]", ur"<b>\1</b>", line)
 
             if re.search(ur"^☆\+---$", line):
                 break