updated for version 7.4.550
Problem:    curs_rows() function is always called with the second argument
            false.
Solution:   Remove the argument. (Christian Brabandt)
            validate_botline_win() can then also be removed.
diff --git a/src/version.c b/src/version.c
index 1c6bbbd..32fb731 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    550,
+/**/
     549,
 /**/
     548,