[gjs] (20 commits) Created branch wip/gobj-kitchen-sink

[Jasper St. Pierre <jstpierre src gnome org>]

The branch 'wip/gobj-kitchen-sink' was created.

Summary of new commits:

  5c28c56... lang: Introduce meta classes
  ac095d1... function: Make GjsCallbackTrampoline public
  df9142e... function: Allow out parameters in callbacks and vfuncs
  a445899... object: Remove useless "instance" section in resolve hook
  44dd12e... object: Unindent a large section of code in the resolve hoo
  24043b0... Expose parent vfuncs on the parent prototype, prefixed with
  e8e1236... object: Implement gobject inheritance
  be87bce... object: Throw an error if priv is NULL, giving a common rea
  00709c2... object: Allow GObject subclasses to override parent vfuncs
  5691352... lang: Add helper "pointer_string" method for debugging
  0149a94... object: Support glib properties
  6fb1e3c... Move GParamSpec registration together with the other infos
  d0372fc... GDBus: introduce new convenience wrappers
  0603f42... object: Introduce support for signals
  49dac16... object: Add support for interfaces
  c760b0d... object: Fix handling classes without repository information
  74e12be... object: Make custom types have a custom JSClass
  5e5eb05... GDBus: fix tests
  0b3e492... GDBus: Allow prefixing property names with 'DBus' to help p
  1579274... GDBus: Allow automatic exporting of implementations on cons