To do #708
User story #705: As a project administrator I want to define Sprints
Create model and migration file for Sprints
Also add patch for the issue model to allow issues to belong to Sprints.
- Added DB migration files & models for Sprint model & add sprint_id into Issue model.
- Added patch to model into
git-svn-id: https://svn.ociotec.com/Software/Web/Redmine/plugins/scrum/trunk@1566 1633e602-76eb-4acd-8a1c-850ebfcfe024
- Added missed relation between projects & sprints.
git-svn-id: https://svn.ociotec.com/Software/Web/Redmine/plugins/scrum/trunk@1567 1633e602-76eb-4acd-8a1c-850ebfcfe024