[1.1.X] Fixed #12811 -- Modified Tutorial 2 to indicate that the templating...

[1.1.X] Fixed #12811 -- Modified Tutorial 2 to indicate that the templating language will be covered later. Thanks to bac for the suggestion, and Gabriel Hurley for the draft text.

Backport of r12710 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.1.X@12713 bcc190cf-cafb-0310-a4f2-bffc1f526a37