Adds a branch for unlimited project hierarchy.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/work@2148 e93f8b46-1217-0410-a6f0-8f06a7374b81

nested_projects/db/migrate/005_issue_start_date.rb

@@ -0,0 +1,11 @@
+class IssueStartDate < ActiveRecord::Migration
+  def self.up
+    add_column :issues, :start_date, :date
+    add_column :issues, :done_ratio, :integer, :default => 0, :null => false
+  end
+
+  def self.down
+    remove_column :issues, :start_date
+    remove_column :issues, :done_ratio
+  end
+end