* priority, start/due dates, progress, estimate, spent time roll-up to parent issues
* descendant issues tree displayed on the issue view with context menu support
* issue tree display on the gantt chart
* issue tree copy on project copy
* unlimited nesting
Defining subtasks requires the new permission 'Manage subtasks'.
Subtasks can not belong to a different project than the parent task.
Implementation is based on scoped nested sets for fast reads and updates.
git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3573 e93f8b46-1217-0410-a6f0-8f06a7374b81
* added an helper and moved the rendering code to a shared partial (used by project calendar and my calendar)
* first day of week can now be set in lang files (general_first_day_of_week)
git-svn-id: http://redmine.rubyforge.org/svn/trunk@815 e93f8b46-1217-0410-a6f0-8f06a7374b81
Jean-Philippe Lang
Eric Davis