The current version is more a transition to nowhere.
+notmuch (0.23.3-2) unstable; urgency=medium
+
+ * Add missing depends to notmuch-emacs. Thanks to micah for the
+ report.
+
+ -- David Bremner <bremner@debian.org> Thu, 01 Dec 2016 08:06:59 -0400
+
notmuch (0.23.3-1) unstable; urgency=medium
* Re-enable test suite
Package: notmuch-emacs
Architecture: all
+Depends: elpa-notmuch
Description: thread-based email index, search and tagging (transitional package)
This dummy package help ease transition to the new package elpa-notmuch