1.0.1

app/controllers/application_controller.rb

@@ -41,4 +41,24 @@ class ApplicationController < ActionController::Base
       super
     end
   end
+
+  def load_refs
+    @branch = unless params[:branch].blank?
+                params[:branch]
+              else
+                nil
+              end
+
+    @tag = unless params[:tag].blank?
+             params[:tag]
+           else 
+             nil
+           end
+
+    @ref = @branch || @tag || "master"
+  end
+
+  def render_404
+    render :file => File.join(Rails.root, "public", "404"), :layout => false, :status => "404"
+  end
 end