patch 8.1.1317: output from Travis can be improved

Problem:    Output from Travis can be improved.
Solution:   Add section headers.  Handle errors better. (closes #4098)
diff --git a/src/version.c b/src/version.c
index d31e611..ea97bef 100644
--- a/src/version.c
+++ b/src/version.c
@@ -768,6 +768,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1317,
+/**/
     1316,
 /**/
     1315,