3.7.4   14-Jan-2013
        - Allow setting values through GtkTreeModelFilter (Simonas Kazlauskas)
          (#689624)
        - Support GParamSpec signal arguments from Python (Martin Pitt)
          (#683099)
        - pygobject_emit(): Fix cleanup on error (Martin Pitt)
        - Add signal emission methods to TreeModel which coerce the path
          argument (Simon Feltman) (#682933)
        - Add override for GValue (Bastian Winkler) (#677473)
        - Mark caller-allocated boxed structures as having a slice allocated
          (Mike Gorse) (#699501)
        - pygi-property: Support boxed GSList/GList types (Olivier Crête)
          (#684059)
        - tests: Add missing backwards compat methods for Python 2.6
          (Martin Pitt) (#691646)
        - Allow setting TreeModel values to None (Simon Feltman) (#684094)
        - Set clean-up handler for marshalled arrays (Mike Gorse) (#691509)
        - Support setting string fields in structs (Vadim Rutkovsky) (#678401)
        - Permit plain integers for "gchar" values (Martin Pitt)
        - Allow single byte values for int8 types (Martin Pitt) (#691524)
        - Fix invalid memory access handling errors when registering an enum
          type (Mike Gorse)
        - Fix (out) arguments in callbacks (Martin Pitt)
        - Fix C to Python marshalling of struct pointer arrays (Martin Pitt)
        - Don't let Property.setter() method names define property names
          (Martin Pitt) (#688971)
        - Use g-i stack allocation API (Martin Pitt) (#615982)
        - pyg_value_from_pyobject: support GArray (Ray Strode) (#690514)
        - Fix obsolete automake macros (Marko Lindqvist) (#691101)
        - Change dynamic enum and flag gtype creation to use namespaced naming
          (Simon Feltman) (#690455)
        - Fix Gtk.UIManager.add_ui_from_string() override for non-ASCII chars
          (Jonathan Ballet) (#690329)
        - Don't dup strings before passing them to type registration functions
          (Mike Gorse) (#690532)
        - Fix marshalling of arrays of boxed struct values (Carlos Garnacho)
          (#656312)