Enable selection & addition of multiple aliases at once
Add current changelog
Disable previewing of private pages. Fixes #36
Use the Site instance to load the content model
Merge pull request #42 from magnetised/pttp

Use the Site instance to load the content model in the db dumper
Tidy up db syncing code
Release 0.2.0.beta6
Rescue duplicate column errors in migration
Works around the case where the production db is old and db syncs puts the db into an
unusual state where the content_archive table is a couple of migrations ahead of the
rest of the db
Merge remote-tracking branch 'upstream/master'