patch 7.4.1178
Problem:    empty() doesn't work for the new special variables.
Solution:   Make empty() work. (Damien)
diff --git a/src/version.c b/src/version.c
index 298372e..0a0bc1d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1178,
+/**/
     1177,
 /**/
     1176,