[1.0.X] Added a note to the SQLite database documentation mentioning that

version 3.6.2 is to be avoided like the plague. Fortunately, it was only the
latest release for three weeks, so avoidance is easy (as is upgrading).

Refs #9358.

Backport of r9540 from trunk.


git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.0.X@9542 bcc190cf-cafb-0310-a4f2-bffc1f526a37