patch 7.4.2103

Problem:    Can't have "augroup END" right after ":au!".
Solution:   Check for the bar character before the command argument.

src/version.c

@@ -758,6 +758,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2103,
 /**/
     2102,
 /**/