update readme and composer files
Allow testing on release branches
Increment version to 1.0.0 for release
Update composer.lock
Merge pull request #39 from VSEphpbb/release

Release Prep 1.0.0
Merge pull request #40 from VSEphpbb/updates

Expand comment on magic number for $order validation
Merge pull request #41 from phpbb-extensions/release-1.0.0

Merge Release 1.0.0 branch