Refactoring typecast so that it is less invasive and uses latest code base

spec/couchrest/more/property_spec.rb

@@ -156,7 +156,7 @@ describe "ExtendedDocument properties" do
       end
     end
   end
-  
+ 
   describe "casting" do
     before(:each) do
       @course = Course.new(:title => 'Relaxation')
@@ -625,4 +625,4 @@ describe "a casted model retrieved from the database" do
       @cat.toys[1].casted_by.should === @cat
     end
   end
-end
+end