Made some small improvements to docs/topics/http/sessions.txt
Made some small improvements to docs/topics/http/sessions.txt

git-svn-id: http://code.djangoproject.com/svn/django/trunk@10839 bcc190cf-cafb-0310-a4f2-bffc1f526a37

--HG--
extra : convert_revision : d6a19f05c45b9481c145667e54e92fade6827506

heracek/django-nonrel,adieu/django-nonrel,adieu/django-nonrel,heracek/django-nonrel,heracek/django-nonrel,adieu/django-nonrel