Use the staticfiles app to serve static media in dev
LOCALE_PATHS needs to be a tuple
Fix bug 845355: Adjustable depth for table of contents.
bug 849434 - update vendor with new basket submodule
Merge pull request #970 from ubernostrum/toc-limit-845355

Fix bug 845355: depth limit for table of contents
Fix bug 819704.
ToC depth front-end cleanup to match the backend.
Merge pull request #990 from groovecoder/locale-paths-tuple

LOCALE_PATHS needs to be a tuple
Corresponding CSS fix for previous.
Merge pull request #993 from ubernostrum/toc-limit-845355

ToC depth front-end cleanup to match the backend.
Merge pull request #992 from ubernostrum/security-819704

Fix bug 819704.
Merge pull request #989 from lmorchard/serve-staticfiles-in-dev

Use the staticfiles app to serve static media in dev
fix bug 858481 - toc_depth = 0 for templates
Merge pull request #994 from groovecoder/edit-template-858481

fix bug 858481 - toc_depth = 0 for templates
Merge pull request #991 from groovecoder/update-basket-submodule

bug 849434 - update vendor with new basket submodule
Don't brick saving templates
fix bug 858603 - Keep correct TOC level
Merge pull request #995 from darkwing/new-doc-toc

Don't brick saving *new* templates
Merge pull request #996 from darkwing/toc-doc-field

fix bug 858603 - Keep correct TOC level
fix bug 857566: Ensure _() imported in user/backends.py