[functional tests] Remove dependency on the ThunderChez library.

I've just moved the relevant code into the functional-tests dir.

functional-tests/srfi/s8/receive.sls

@@ -0,0 +1,19 @@
+;; Copyright (c) 2009 Derick Eddington.  All rights reserved.
+;; Licensed under an MIT-style license.  My license is in the file
+;; named LICENSE from the original collection this file is distributed
+;; with.  If this file is redistributed with some other collection, my
+;; license must also be included.
+
+#!r6rs
+(library (srfi s8 receive)
+  (export receive)
+  (import (rnrs))
+  
+  (define-syntax receive
+    (syntax-rules ()
+      [(_ formals expression b b* ...)
+       (call-with-values 
+         (lambda () expression)
+         (lambda formals b b* ...))]))
+  
+)