preparing for redmine 2.0 (first steps)

init.rb

@@ -1,9 +1,8 @@
 require 'redmine'
 
-# Patches to the Redmine core
-require 'dispatcher'
+Rails.logger.info 'Starting Rate plugin for Redmine'
 
-Dispatcher.to_prepare :redmine_rate do
+ActionDispatch::Callbacks.to_prepare do
   gem 'lockfile'
 
   require_dependency 'application_controller'
@@ -27,9 +26,9 @@ Redmine::Plugin.register :redmine_rate do
   url 'https://projects.littlestreamsoftware.com/projects/redmine-rate'
   author_url 'http://www.littlestreamsoftware.com'
   description "The Rate plugin provides an API that can be used to find the rate for a Member of a Project at a specific date.  It also stores historical rate data so calculations will remain correct in the future."
-  version '0.2.1'
+  version '0.3.0'
 
-  requires_redmine :version_or_higher => '1.0.0'
+  requires_redmine :version_or_higher => '2.0.0'
 
   # These settings are set automatically when caching
   settings(:default => {