updated for version 7.3.267

Problem:    Ruby on Mac OS X 10.7 may crash.
Solution:   Avoid alloc(0). (Bjorn Winckler)

src/version.c

@@ -709,6 +709,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    267,
 /**/
     266,
 /**/