Fixed in both 'v11'[1] and 'v11_redesign'[2]. Sorry about that. The Commandr command JS code wasn't using any of $dom.* insertion functions ($dom.append() etc.) at any point so there was no opportunity to attach behaviors ([data-tpl="foo"] etc.).

1: https://github.com/ocproducts/composr/commit/f1337d8a24a07fde31d39cae7a80427a228e73f3
2: https://github.com/ocproducts/composr/commit/32960f143044d670fda1b93697c332c122224109