Improvement: use YUI2 to implement collapsing list items.
Improvement: using YUI2 to implement collapsing course years.
1. Fix warning: check if array index is set before attempting to access it. 2. Improvement: Display courses and modules for next academic year.
Update version number.
Improvement: settings page added. Allow admin to specify start of academic year.
New language strings added for settings page.
Improvement: start of academic year now set by admin.
Improvement: there are lots of options for identifying courses, modules, student support courses, etc. Make these admin settings.
Added language strings for new configuration settings.
Improvment: hardcoded strings used in course identification and comparisions are now configuration settings.
slightly changed the structure of the tree + made some branches expandable
Merge pull request #1 from iandavidwild/feature-enhanced_settings

Feature enhanced settings
added language strings for headers
merging enhanced settings