Replaces Enumeration.get_values and Enumeration.default with named scopes.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2472 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/issue.rb

@@ -63,7 +63,7 @@ class Issue < ActiveRecord::Base
     if new_record?
       # set default values for new records only
       self.status ||= IssueStatus.default
-      self.priority ||= Enumeration.default('IPRI')
+      self.priority ||= Enumeration.priorities.default
     end
   end