[Telepathy] Announce: telepathy-glib 0.21.2

[Simon McVittie]

The “always another thing” release.

This is a release candidate for telepathy-glib 0.22, which will be the
recommended branch for use with GNOME 3.10.

tarball:
http://telepathy.freedesktop.org/releases/telepathy-glib/telepathy-glib-0.21.2.tar.gz
signature:
http://telepathy.freedesktop.org/releases/telepathy-glib/telepathy-glib-0.21.2.tar.gz.asc
git: http://cgit.freedesktop.org/telepathy/telepathy-glib

Enhancements:

• Writing avatars into cache now uses asynchronous I/O. (fd.o #63402;
  Luca Versari, Chandni Verma, Simon McVittie)

• telepathy-spec 0.27.2
  · add SelfID, SelfContactChanged

• tp_dbus_properties_mixin_dup_all() is now public (fd.o #69283, Simon)

• TpBaseProtocol now lists Presence.Statuses as an immutable
  property. (fd.o #69520, Guillaume)

• TpBaseConnection: Implement SelfID and SelfContactChanged as defined
  in spec 0.27.2. (Xavier)

• The inspect-cm example now inspects all CMs if run without arguments
  (fd.o #68390, Simon)

Fixes:

• Don't crash if GetContactInfo() fails (fd.o #46430, Guillaume)

• Fix a race condition that could result in telepathy-haze protocol
  support not being detected (fd.o #67183, Simon)

• Fix documentation for tp_connection_get_self_handle (Emilio)

• Make TpHeap work correctly with GComparator functions that return
  values outside {-1, 0, 1} (fd.o #68932, Debarshi Ray)

• Examples have been updated to use more recent API (Simon)

• Better debug-logging (fd.o #68390, Simon)