[glib] (13 commits) Non-fast-forward update to branch gobject-speedups

[Matthias Clasen <matthiasc src gnome org>]

The branch 'gobject-speedups' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  83fb9d5... param: Add a value_is_valid vfunc
  6c1a6ed... Speed up setting properties
  a487849... Don't inline deprecation warnings
  92e3148... Keep a count of construct params
  2876d02... Move deprecation warnings to object_set_property
  1337468... Don't copy values when collecting in g_object_new
  f64877d... Keep a separate flag for notify handlers
  93ca862... Avoid property notification during object construction
  cd9754f... Don't copy values during g_object_set
  33d11f3... Avoid property notification during g_object_set
  29df2f3... gtype: small optimization
  0732f8f... Avoid allocating GObjectNotifyQueue
  fba1a73... Revert "Avoid allocating GObjectNotifyQueue"

Commits added to the branch:

  c960218... param: Add a value_is_valid vfunc
  717d293... Speed up setting properties
  5b430f7... Don't inline deprecation warnings
  7ad5a02... Keep a count of construct params
  f9bc420... Move deprecation warnings to object_set_property
  15c0f72... Don't copy values when collecting in g_object_new
  75b57d1... Keep a separate flag for notify handlers
  4c4f372... Avoid property notification during object construction
  549a26b... Don't copy values during g_object_set
  720f85b... Avoid property notification during g_object_set
  c2e8922... gtype: small optimization
  ff552b7... Avoid allocating GObjectNotifyQueue
  39bd5ff... Revert "Avoid allocating GObjectNotifyQueue"