Don't need a default mode

lib/webrat/core/configuration.rb

@@ -19,7 +19,6 @@ module Webrat
     attr_accessor :open_error_files
     
     def initialize
-      self.mode = :rails
       self.open_error_files = true
     end
     

spec/webrat/core/configuration_spec.rb

@@ -9,11 +9,6 @@ describe Webrat::Configuration do
     Webrat.reset_for_test
   end
   
-  it "should default to Rails mode" do
-    config = Webrat.configuration
-    config.mode.should == :rails
-  end
-  
   it "should open error files by default" do
     config = Webrat.configuration
     config.open_error_files.should == true