Version of asterisk-opus is marked for autoremoval from testing on Fri 15 Sep 2017. It depends (transitively) on pjproject, affected by 853615. You should try to prevent the removal by fixing these RC bugs.
Last update: 2017-08-21
Problems while searching for a new upstream version
uscan had problems while searching for a new upstream version:
In debian/watch no matching files for watch line
https://github.com/traud/asterisk-opus/tags (?:.*?/)?v?(\d[\d.]*)\.tar\.gz debian