patch 7.4.759

Problem:    Building with Lua 5.3 doesn't work, symbols have changed.
Solution:   Use the new names for the new version. (Felix Schnizlein)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    759,
 /**/
     758,
 /**/