Fixed #14274 -- Added admonition about using -Wall when you run tests. Thanks to Eric Holscher for the suggestion and draft, and to timo for contributions to the patch.
Fixed #14274 -- Added admonition about using -Wall when you run tests. Thanks to Eric Holscher for the suggestion and draft, and to timo for contributions to the patch.

git-svn-id: 4f9f921b081c523744c7bf24d959a0db39629563@14019 bcc190cf-cafb-0310-a4f2-bffc1f526a37

mitsuhiko/django,disqus/django-old,django-nonrel/django-nonrel,skevy/django,mitsuhiko/django,Instagram/django,Instagram/django,skevy/django,jamespacileo/django-france,alex/django-old,disqus/django-old,jamespacileo/django-france,django-nonrel/django-nonrel,django-nonrel/django-nonrel,mitsuhiko/django,Instagram/django,alex/django-old,disqus/django-old,skevy/django,alex/django-old,jamespacileo/django-france