Fix a few test errors.

Author: samth

info.rkt

@@ -35,4 +35,4 @@
 
 (define pkg-authors '(eli mflatt samth stamourv))
 
-(define test-omit-paths '("sync.rkt"))
+(define test-omit-paths '("sync.rkt" "www/hello-world.rkt"))

www/all.rkt

@@ -3,3 +3,7 @@
 (require "index.rkt" "download.rkt" "lists.rkt" "learning.rkt" "help.rkt"
          "new-name.rkt" "web-copyright.rkt" "techreports.rkt")
 (provide download lists learning help)
+
+(module+ test
+  (module config info
+    (define ignore-stderr "pollen: ")))

www/index.rkt

@@ -46,3 +46,7 @@
 ;; make some old pages redirect to the main page
 (void (symlink #:site www-2016-site "index.html" "community.html"))
 (void (symlink #:site www-2016-site "index.html" "irc-chat.html"))
+
+(module+ test
+  (module config info
+    (define ignore-stderr "pollen: ")))