patch 7.4.1263

Problem:    ch_open() hangs when the server isn't running.
Solution:   Add a timeout. Use a dict to pass arguments. (Yasuhiro Matsumoto)

src/version.c

@@ -742,6 +742,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1263,
 /**/
     1262,
 /**/