notmuch_database_find_message_by_filename does exactly what it says.
+Python bindings changes
+-----------------------
+
+ Re-encode python unicode objects to utf-8 before passing back to
+ libnotmuch.
+
+Ruby bindings changes
+---------------------
+
+ Wrap new library functions notmuch_database_{begin,end}_atomic,
+ and add new exception Notmuch::UnbalancedAtomicError. Rename destroy
+ to destroy! according to Ruby naming conventions.
+
Notmuch 0.8 (2011-09-10)
========================