[glib] (22 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:

  0dfd1b7... Improve GObject perf test
  7cd4c4e... Simplify g_object_new_with_properties
  bd76c43... Drop a pointless function
  eeb9fe8... param: Add a value_is_valid vfunc
  5c3ff99... Speed up setting properties
  fe51203... Don't inline deprecation warnings
  9aed66f... Keep a count of construct params
  d30255c... Move deprecation warnings to object_set_property
  6aa43cc... Don't copy values when collecting in g_object_new
  4f21e14... Keep a separate flag for notify handlers
  ccd58a3... Avoid property notification during object construction
  61aedb1... Don't copy values during g_object_set
  7b163ff... Avoid property notification during g_object_set
  96d0809... gtype: small optimization
  bb99e51... gtype: Speed up g_type_is_a
  25d2ae5... Avoid g_object_ref/unref in some cases
  219f0a7... Avoid g_value_type_compatible
  467161c... Avoid g_type_peek_value_table
  713566e... Avoid g_param_spec_get_redirect_target
  1f3ef98... Avoid g_type_class_peek
  4b468b2... param: Avoid strcmps
  36612b2... param: Avoid strchrs
  e4719cc... Reduce locking overhead for param specs
  2221821... Drop an unused quark

Commits added to the branch:

  c492f4a... gtype: small optimization (*)
  f0e2727... gtype: Speed up g_type_is_a (*)
  f871828... param: Avoid strcmps (*)
  7a9c5f6... param: Avoid strchrs (*)
  ccd4a0c... param: Drop a pointless function (*)
  dff7159... param: Add a value_is_valid vfunc (*)
  f7406b2... gobject: Use value_is_valid (*)
  2efd086... Improve GObject perf test
  9a74104... gobject: Drop an unused quark
  84d959f... Simplify g_object_new_with_properties
  68beb5d... Don't inline deprecation warnings
  6df9afa... Keep a count of construct params
  6799289... Move deprecation warnings to object_set_property
  15cba27... Don't copy values when collecting in g_object_new
  7ab58e1... Don't copy values during g_object_set
  73bb989... Keep a separate flag for notify handlers
  902bb9c... Avoid property notification during object construction
  04a27b6... Avoid property notification during g_object_set
  b22a863... Avoid g_object_ref/unref in some cases
  107af12... Avoid g_value_type_compatible
  b507568... Avoid g_param_spec_get_redirect_target
  9e9fee9... Avoid g_type_class_peek

(*) This commit already existed in another branch; no separate mail sent