Rails 2.1 RC1

Updated Instiki to Rails 2.1 RC1 (aka 2.0.991).

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

@@ -0,0 +1,31 @@
+module ActionController
+  module Http
+    class Headers < ::Hash
+      
+      def initialize(constructor = {})
+         if constructor.is_a?(Hash)
+           super()
+           update(constructor)
+         else
+           super(constructor)
+         end
+       end
+      
+      def [](header_name)
+        if include?(header_name)
+          super 
+        else
+          super(normalize_header(header_name))
+        end
+      end
+      
+      
+      private
+        # Takes an HTTP header name and returns it in the 
+        # format 
+        def normalize_header(header_name)
+          "HTTP_#{header_name.upcase.gsub(/-/, '_')}"
+        end
+    end
+  end
+end