Worked around method_decorator problem with custom getattr

This addresses the fact that django's method_decorator does not cope
with argumented (or instantitated at all) decorators.

This can and should be removed if upstream changes make it possible to
do so.

References:

The python bug (fixed in 3.3+ only, not backporting) http://bugs.python.org/issue3445
django cache_page fix: https://code.djangoproject.com/ticket/13093
django handling missing attributes: https://github.com/django/django/blob/c3aa2948c6c14862407501290571f858ccf45b07/django/utils/decorators.py#L73
django bugs: https://code.djangoproject.com/ticket/21513, https://code.djangoproject.com/ticket/13879
Update copyright
Use american spelling

This commit is already on develop
Add space before URL
Fix possible NPE when loading thumbnails (see #11879)
Simplify VM scripts for release

4.4 and 5.0 release jobs have been using
https://gist.github.com/joshmoore/6902157
for some time. Primarily, this patch uses
an existing server zip rather than attempting
to download from a job.
Merge pull request #1943 from jburel/copyright-update

Update copyright
Merge pull request #1947 from jburel/npe-thumbnails

NPE Thumbnails
Merge pull request #1950 from joshmoore/vm-patch-4.4

Simplify VM scripts for release
removing locked icons
Merge pull request #1959 from aleksandra-tarkowska/rebased/dev_4_4/icons_cleanup

Icons cleanup (rebased onto dev_4_4)
Merge pull request #1928 from dpwrussell/rebased/dev_4_4/decorator_fix

Worked around method_decorator problem with custom getattr (rebased onto dev_4_4)