Merge pull request #1 from torchbox/master

merge upstream
send init_new_page signal when creating a new page in the admin
Merge branch 'master' of https://github.com/torchbox/wagtail
add next and previous published siblings to Page model
Added wagtail and django settings doc

more settings stuffs

settings stuff

settings stuff

so many things

omg is it really two AM

More docs
made published siblings a single query
Settings doc changes based on feedback
fix kwarg spacing
Merge branch 'master' of https://github.com/torchbox/wagtail into feature/init_new_page__signal
only send signal outside if not POSTing new page
Merge branch 'master' of https://github.com/torchbox/wagtail into published_pagination
return a queryset instead of the first sibling
elegant preview now only available for non-IE because jquery can't adequately talk to child windows in IE.
tweak
Add UserProfile model
Add notification preferences form, view, template and link from account
Implement checking of user notification preferences before send_notification()
Add link to notification preferences at bottom of email templates
Add userprofile creation method tests
Add tests for notification preferences view