patch 8.0.0018

Problem:    When using ":sleep" channel input is not handled.
Solution:   When there is a channel check for input also when not in raw mode.
            Check every 100 msec.

src/version.c

@@ -764,6 +764,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    18,
 /**/
     17,
 /**/