Option to set a default assignee on each project (#482).

Patch by Felix Schäfer.

git-svn-id: http://svn.redmine.org/redmine/trunk@16525 e93f8b46-1217-0410-a6f0-8f06a7374b81

db/migrate/20170309214320_add_project_default_assigned_to_id.rb

@@ -0,0 +1,13 @@
+class AddProjectDefaultAssignedToId < ActiveRecord::Migration
+  def up
+    add_column :projects, :default_assigned_to_id, :integer, :default => nil
+    # Try to copy existing settings from the plugin if redmine_default_assign plugin was used
+    if column_exists?(:projects, :default_assignee_id, :integer)
+      Project.update_all('default_assigned_to_id = default_assignee_id')
+    end
+  end
+
+  def down
+    remove_column :projects, :default_assigned_to_id
+  end
+end