Make new_record? an alias of new? in ActiveResource to fix problem with route generation in forms.

Signed-off-by: NMichael Koziarski <michael@koziarski.com>

activeresource/lib/active_resource/base.rb

@@ -704,6 +704,7 @@ def clone
     def new?
       id.nil?
     end
+    alias :new_record? :new?
 
     # Gets the <tt>\id</tt> attribute of the resource.
     def id