fix deprecation messages in rails 7.1

lib/active_scaffold.rb

@@ -68,7 +68,7 @@ def self.js_framework=(framework)
         end
     when :prototype then warning += ', convert your app to jQuery, and remove this call'
     end
-    ActiveSupport::Deprecation.warn warning
+    deprecator.warn warning
     @@js_framework = framework
   end
 
@@ -110,6 +110,10 @@ def self.root
   def self.defaults(&block)
     ActiveScaffold::Config::Core.configure(&block)
   end
+
+  def self.deprecator
+    @deprecator ||= ActiveSupport::Deprecation.new('4.0', 'ActiveScaffold')
+  end
 end
 require 'active_scaffold/engine'
 require 'ice_nine'

lib/active_scaffold/data_structures/action_links.rb

@@ -177,9 +177,9 @@ def respond_to_missing?(name, *)
     attr_accessor :css_class
 
     def name=(value)
-      ActiveSupport::Deprecation.warn 'Changing name is deprecated, use css_class to change the class html attribute'
       self.css_class = value
     end
+    ActiveScaffold.deprecator.deprecate_methods(self, :name= => :css_class=)
 
     protected