updated templated to use CDN bootstrap3, CDN jquery, added logo to navigation, minor layout changes requires http://github.com/tzangms/django-bootstrap-form
fixed responsive problems with navigation moved logo into body of page altered headings
added bit of colour on the ticket detail page
added local nav extension via a specified template
Merge pull request #191 from leonh/master

added a bootstrap3 based layout, thanks @leonh. Updates #180 too. Needs more testing and tweaking (eg 'Edit' forms, add django-bootstrap-form to requirements & readme).