Fixed #19758 -- Avoided leaking email existence through the password reset form.
Fixed #19850 -- Use configured staticfiles storage to find the URL of a static file in the admin.
Removes document_root argument from django.contrib.staticfiles.views.serve

This argument can be removed, because the new way of finding static files doesn't take document_root into account at all.
Fix #17751: Added stripping of whitespace for IPAddressField/GenericIPAddressField
Merge pull request #758 from FakoTB/master

Fixed #19572 - Remove document_root argument from staticfiles views.
Fixed #17094 - Typo in class-based views doc.

Thanks alej0 for the report.
Merge pull request #759 from erikr/master

Fix #17751: Added stripping of whitespace for IPAddressField/GenericIPAddressField
Fixed embarrassing typo in last commit.