Log message:
Switch to MASTER_SITES_PYPI.

Log message:
Changes 4.0:
* Added support for 3.5 and Django 1.7, 1.8 and 1.9
* Django 1.6 is no longer supported.
* Remove deprecated backports needed for now unsupported Django versions
* Fixed a bug with queryset deletion not handling inheritance correctly.
* Assorted documentation fixes

Log message:
Add SHA512 digests for distfiles for www category

Problems found locating distfiles:
	Package haskell-cgi: missing distfile haskell-cgi-20001206.tar.gz
	Package nginx: missing distfile array-var-nginx-module-0.04.tar.gz
	Package nginx: missing distfile encrypted-session-nginx-module-0.04.tar.gz
	Package nginx: missing distfile headers-more-nginx-module-0.261.tar.gz
	Package nginx: missing distfile nginx_http_push_module-0.692.tar.gz
	Package nginx: missing distfile set-misc-nginx-module-0.29.tar.gz
	Package nginx-devel: missing distfile echo-nginx-module-0.58.tar.gz
	Package nginx-devel: missing distfile form-input-nginx-module-0.11.tar.gz
	Package nginx-devel: missing distfile lua-nginx-module-0.9.16.tar.gz
	Package nginx-devel: missing distfile nginx_http_push_module-0.692.tar.gz
	Package nginx-devel: missing distfile set-misc-nginx-module-0.29.tar.gz
	Package php-owncloud: missing distfile owncloud-8.2.0.tar.bz2

Otherwise, existing SHA1 digests verified and found to be the same on
the machine holding the existing distfiles (morden).  All existing
SHA1 digests retained for now as an audit trail.

Log message:
django-treebeard is a library that implements efficient tree implementations
for the Django Web Framework 1.4+. It includes 3 different tree
implementations: Adjacency List, Materialized Path and Nested Sets.