Change how post_type labels are handled so that the label is unique for
each parent post type.
Adjust how publishing alternate versions is handled.

Instead of redirecting immediately when status of an alternate version,
replace data of the original and then queue published alternate
versions. On shutdown, then cleanup and delete any alternate versions
that have been published.
Fix grammatical error.
Fix order of subexpressions to avoid notices.
Bump version.
Merge branch 'labels' of https://github.com/gcorne/bu-versions into labels

Conflicts:
	bu-versions.php
Use alternate post type labels throughout and and post count to the
alternate post filter bucket.
Update the changelog.
Allow alternate versions be created from drafts.
Merge branch 'master' of git://github.com/gcorne/bu-versions
Initial commit of WP.org readme file and assets
Added localization support
Script localization