Fixed admin home page for custom user models
Fixed more instances of username => get_username()
editing a page no longer redirects to explorer. success messages added to locking/unlocking process.
corrected redirect
mistake
creating should also remain on page after submit
Merge branch 'master' into return-to-edit
updated tests
Placeholder for 0.8 added
ubuntu.sh & debian.sh missing from https://wagtail.io/

ubuntu.sh & debian.sh missing from https://wagtail.io/

switched to:
https://raw.githubusercontent.com/torchbox/wagtail/master/scripts/install/ubuntu.sh
https://raw.githubusercontent.com/torchbox/wagtail/master/scripts/install/debian.sh
Merge pull request #698 from dericcrago/patch-1

ubuntu.sh & debian.sh missing from https://wagtail.io/
Use AppConfig.ready to register signal handlers

Also remove references to `admin.autodiscover()`, as this is called from
the AdminConfig when `django.contrib.admin` is loaded.
Catch 'jav\tascript:alert("XSS")' as a bad URL

The URL checker from html5lib was used as inspiration. As html5lib is
based on the same ideas that browsers (should) use for parsing and
checking, this solution should be much more robust.
Merge pull request #686 from takeflight/feature/register-signals-in-appconfigs

Use AppConfig.ready to register signal handlers
Minor tweak to #686 relase note
Changelog for #686
Merge pull request #690 from jsma/patch-1

Fixes for custom user models support
Added @jsma to contributors
Changelog for #690
Release note for #690