patch 7.4.884
Problem:    Travis also builds on a tag push.
Solution:   Filter out tag pushes. (Kenichi Ito)
diff --git a/src/version.c b/src/version.c
index 38fdf93..8d78262 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    884,
+/**/
     883,
 /**/
     882,