Changes in version 2.19.5 are:
* Allow passing NULL as a password to gnome_keyring_unlock()
* Added strerror() like functionality for GnomeKeyringResult
* Added support for async version of gnome_keyring_item_grant_access_rights_sync()
* Handle unix signals properly, quit gracefully.
* Fix memory leaks [Alexander Sack]
* Make unit tests automatic when building a distribution tarball
* Fix prompt messages [Jürg Billeter]
* Fix problems prompting for access to items when the keyring is locked.
* Non-pageable memory degrades gracefully on Solaris, FreeBSD
* Build fixes [Theppitak Karoonboonyanan, Christian Kirbach]
* API Documentation