[at-spi2-core] (32 commits) ...Merge branch 'ci' into 'master'

[Federico Mena Quintero <federico src gnome org>]

Summary of changes:

  8a98d09... Use a variable for the required version of gobject-introspe
  1f455b5... spi_display_name() - make conditional on HAVE_X11
  26f75dc... bus: Abort if we cannot get the default GSettingsSchemaSour
  c90335d... test/memory.c: Add assertions and diagnostics around forkin
  297d4c4... Extract function to prctl() the accessibility bus
  5ce9eef... Use GPid instead of int for the a11y_bus_pid
  8f812c3... Call g_spawn_close_pid() when we don't need it anymore
  06e93d6... unix_read_all_fd_to_string() - Rewrite with proper error ha
  146f5f5... Use a helper variable for the --address command line argume
  8a232a7... Don't pass a hardcoded file descriptor to --print-address
  d010e13... Use g_spawn_async_with_pipes_and_fds() to pass down a speci
  2baac0d... Don't close the read end of the pipe in the child setup fun
  d4fa3aa... Future-proof the count of source_fds / target_fds
  fda17a0... Try the posix_spawn() code path from g_spawn_async_with_pip
  d8f6090... Remove unused function setup_bus_child_daemon()
  50da2d0... Initial scripts for continuous integration (CI)
  d87be0a... Fix double-free of at_spi_dir
  f31a221... Remove set_bus_to_exit_if_this_process_dies()
  6355b8b... spi_dec_x11_mouse_check(): return early if there is no disp
  2f86847... Allow the coverage job to fail for now
  74c8498... Reorder g_free around g_slist_remove
  7533f85... _atspi_dbus_handle_event(): return early if the category or
  d818a9f... _atspi_dbus_handle_event(): assert that the event source is
  3ca7fef... Reorder g_free around g_list_remove
  330a803... Reorder g_free around g_slist_remove
  9bc20aa... Reorder g_free around g_slist_remove
  239560a... Reorder g_free around g_slist_remove
  797c976... spi_dec_plat_get_keycode(): don't leave modmask uninitializ
  1c195fc... at-spi-bus-launcher: allocate _global_app with g_new0, not 
  a83d169... spi_dec_plat_mouse_check(): don't leave moved uninitialized
  ae90cda... dbtest:demarshal() - Assert that the message is iterable, o
  a607ce0... Merge branch 'ci' into 'master'