test: add test for missing external subject

[notmuch] / version

diff --git a/version b/version
index 50653ad0a6e7db059c47d02e28d65c8e88ab4bd2..097bc93627fd7d6874490653804232302de4afa8 100644 (file)
--- a/version
+++ b/version
@@ -1 +1 @@
-0.17
+0.28.4