Bump django-debug-toolbar from 1.4 to 1.11.1
Bump django-debug-toolbar from 1.4 to 1.11.1

Bumps [django-debug-toolbar](https://github.com/jazzband/django-debug-toolbar) from 1.4 to 1.11.1.
- [Release notes](https://github.com/jazzband/django-debug-toolbar/releases)
- [Changelog](https://github.com/jazzband/django-debug-toolbar/blob/1.11.1/docs/changes.rst)
- [Commits](https://github.com/jazzband/django-debug-toolbar/compare/1.4...1.11.1)
hastexo/django-oscar-vat_moss,hastexo/django-oscar-vat_moss