Instiki 0.17.2: Security Release

This release upgrades Instiki to Rails 2.3.4, which
patches two security holes in Rails. See

  http://weblog.rubyonrails.org/2009/9/4/ruby-on-rails-2-3-4

There are also some new features, and the usual boatload
of bugfixes. See the CHANGELOG for details.

vendor/rails/actionpack/lib/action_controller/response.rb

@@ -166,6 +166,12 @@ module ActionController # :nodoc:
       str
     end
 
+    def flush #:nodoc:
+      ActiveSupport::Deprecation.warn(
+        'Calling output.flush is no longer needed for streaming output ' +
+        'because ActionController::Response automatically handles it', caller)
+    end
+
     def set_cookie(key, value)
       if value.has_key?(:http_only)
         ActiveSupport::Deprecation.warn(