Adds a textual css class for issue priorities (#12216).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@10720 e93f8b46-1217-0410-a6f0-8f06a7374b81

db/migrate/20121026002032_add_enumerations_position_name.rb

@@ -0,0 +1,9 @@
+class AddEnumerationsPositionName < ActiveRecord::Migration
+  def up
+    add_column :enumerations, :position_name, :string, :limit => 30
+  end
+
+  def down
+    remove_column :enumerations, :position_name
+  end
+end

db/migrate/20121026003537_populate_enumerations_position_name.rb

@@ -0,0 +1,9 @@
+class PopulateEnumerationsPositionName < ActiveRecord::Migration
+  def up
+    IssuePriority.compute_position_names
+  end
+
+  def down
+    IssuePriority.clear_position_names
+  end
+end