* New versioning to track upstream version scheme.
* Split packaging into notmuch, libnotmuch1, and libnotmuch-dev.
* Update to advertise conformance with policy 3.8.4 (no changes).
* New versioning to track upstream version scheme.
* Split packaging into notmuch, libnotmuch1, and libnotmuch-dev.
* Update to advertise conformance with policy 3.8.4 (no changes).