PackageKit 0.7.3 released!

Version 0.7.3
~~~~~~~~~~~~~
Released: 2012-03-01

Notes:
 - Lots of stability and crasher fixes which means updating to this
   release is a really good idea if you're already got 0.7.x installed.

Libraries:
 - glib: Don't segfault the client if there are no cached properties
(Richard Hughes)
 - glib: Fix a critical warning in gnome-settings-daemon when setting
the proxy (Richard Hughes)
 - glib: Fix transfer annotation of pk_results_get_package_sack() (Vincent Untz)
 - glib: Fix transfer annotations for GPtrArray returns (Martin Pitt)
 - glib: Do not send progress updates for non-verb packages (Richard Hughes)

Backends:
 - apt: Add support for plugins, call them for what-provides (Martin Pitt)
 - apt: Add test case for what-provides CODEC (Martin Pitt)
 - apt: Add test cases for what-provides ANY and unsupported types (Martin Pitt)
 - apt: Add test for what-provides MODALIAS (Martin Pitt)
 - apt: Do not fail on missing /var/lib/PackageKit/mime-map.gdbm (Martin Pitt)
 - apt: Fix error code for what-provides CODEC (Martin Pitt)
 - apt: Implement support for what-provides ANY (Martin Pitt)
 - apt: Implement support for what-provides MODALIAS (Martin Pitt)
 - apt: what_provides() search argument is a list, not a string (Martin Pitt)
 - aptcc: Disable InstallFiles() again (Matthias Klumpp)
 - aptcc: Don't hang on long transactions (Matthias Klumpp)
 - aptcc: Fix crash when simulating local package install (Matthias Klumpp)