Added history items.

Author: kimmyg

web-server-doc/web-server/scribblings/cache-table.scrbl

@@ -27,6 +27,8 @@ functions.
          void?]{
  If @racket[entry-ids] is @racket[#f], clears all entries in @racket[ct].
  Otherwise, clears only the entries with keys in @racket[entry-ids].
+
+ @history[#:changed "6.9.0.1" "Added optional argument."]
 }
 
 @defproc[(cache-table? [v any/c])

web-server-doc/web-server/scribblings/dispatch-servlets.scrbl

@@ -27,8 +27,12 @@
  @racket[url->path] to resolve the URL to a path, then uses
  @racket[path->servlet] to resolve that path to a servlet, caching the
  results in an internal table.
+
+ @history[#:changed "6.9.0.1" "Added optional argument to first return value."]
 }
 
+
+
 @defproc[(make [url->servlet url->servlet/c]
                [#:responders-servlet-loading
                 responders-servlet-loading