updated for version 7.4.603

Problem:    'foldcolumn' may be set such that it fills the whole window, not
            leaving space for text.
Solution:   Reduce the foldcolumn width when there is not sufficient room.
            (idea by Christian Brabandt)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    603,
 /**/
     602,
 /**/