patch 7.4.2339

Problem:    Tab page test fails when run as fake root.
Solution:   Check 'buftype' instead of 'filetype'. (James McCoy, closes #1042)

src/version.c

@@ -763,6 +763,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2339,
 /**/
     2338,
 /**/