lib: Bump SO version from 2.0.0 to 3.0.0

We've changed the APIs of notmuch_database_open,
notmuch_database_create, and notmuch_database_close.

Amended by db: also bump string in bindings/python/notmuch/globals.py

1 files changed, 3 insertions, 0 deletions

diff --git a/NEWS b/NEWS
index c0cb3a2..9e32d56 100644
--- a/NEWS
+++ b/NEWS
@@ -81,6 +81,9 @@ contrib/ from now on.
 Library changes
 ---------------
 
+The API changes detailed below break binary and source compatibility,
+so libnotmuch has been bumped to version 3.0.0.
+
 The function notmuch_database_close has been split into
 notmuch_database_close and notmuch_database_destroy