[glib] (11 commits) ...Merge branch 'fix_more_warnings' into 'master'

[Philip Withnall <pwithnall src gnome org>]

Summary of changes:

  f885d80... Fix missing initializer warning in gio/gtask.c
  8236b66... Fix signedness warning in gio/gnetworkmonitornetlink.c:remo
  887f59e... Fix missing initializer in gio/gactiongroupexporter.c:g_dbu
  cd540a2... Fix signedness warning in gio/gsocketlistener.c:add_sources
  a68fbcc... Fix signedness warning in gio/gsocketlistener.c:g_socket_li
  5af79a8... Fix signedness warning in gio/gsocketlistener.c:g_socket_li
  7d81742... Fix missing initializer warning in gio/gmenuexporter.c:g_db
  cf5a6cf... Fix several warnings in gio/gapplicationimpl-dbus.c:g_appli
  579e9e4... Fix several warnings in gio/gapplicationimpl-dbus.c:g_appli
  0c49122... Fix signedness warning in gio/gdatainputstream.c:read_data(
  ede8900... Merge branch 'fix_more_warnings' into 'master'