Fixed #6082: file-based sessions now verify that SESSION_FILE_PATH is a valid storage location, and raise ImproperlyConfigured if not. Thanks, jags78.
Fixed #6082: file-based sessions now verify that SESSION_FILE_PATH is a valid storage location, and raise ImproperlyConfigured if not. Thanks, jags78.

git-svn-id: 554f83ef17aa7291f84efa897c1acfc5d0035373@6889 bcc190cf-cafb-0310-a4f2-bffc1f526a37

svn2github/django,svn2github/django,svn2github/django