2.37.93 (unstable):

Gio
* ActionMap: lookup_action(): Fix the reference counting.
  (Murray Cumming)
* File: Add measure_disk_usage() and measure_disk_usage_async().
  (Murray Cumming)
* Settings: Add get/set_uint().
  (Murray Cumming)
* Add VariantParseError.
  Because it is thrown by GtkBuilder, at least for now.
  (Murray Cumming

Build:
* Port tools/defs_gen to Python 3.
  (Kjell Ahlstedt) Bug #690969
* tools/h2def.py: Handle functions with Handle *_DEPRECATED_IN_*_FOR (*).
  (Murray Cumming)