Custom fields refactoring: most of code moved from controllers to models (using new module ActsAsCustomizable).

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1592 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/functional/projects_controller_test.rb

@@ -83,7 +83,7 @@ class ProjectsControllerTest < Test::Unit::TestCase
   def test_edit
     @request.session[:user_id] = 2 # manager
     post :edit, :id => 1, :project => {:name => 'Test changed name',
-                                       :custom_field_ids => ['']}
+                                       :issue_custom_field_ids => ['']}
     assert_redirected_to 'projects/settings/ecookbook'
     project = Project.find(1)
     assert_equal 'Test changed name', project.name