patch 7.4.954

Problem:    When using Lua there may be a crash. (issue #468)
Solution:   Avoid using an unitialized tv. (Yukihiro Nakadaira)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    954,
 /**/
     953,
 /**/