[gobject-introspection] Created tag 1.59.4

[Christoph Reiter <creiter src gnome org>]

The signed tag '1.59.4' was created.

Tagger: Christoph Reiter <reiter christoph gmail com>
Date: 1549299316 +0100

    release 1.59.4

Changes since the last tag '1.59.3':

Christoph Reiter (9):
      version bump
      maintransformer: parse deprecation annotations for section blocks. Fixes #213
      message: simplify handling of error levels
      maintransformer: when the namespace is empty use error() instead of fatal()
      message: handle fatal errors even if warnings are disabled. Fixes #229
      autotools: don't pass all the libregress cflags to the scanner. Fixes #226
      Revert "Restore original meaning of disguised attribute."
      Update glib annotations
      release

Colin Walters (1):
      repository: g_irepository_get_object_gtype_interfaces

Dominique Leuenberger (1):
      Clean shebangs out of non-executable scripts and drop exec perm from xmlwriter.py

Elliott Sales de Andrade (2):
      Fix possible leak of transitive dependency name.
      Fix a possible use-after-free.

Guido Günther (1):
      maintransformer: Don't warn on (optional) annotations on (inout)

Rico Tzschichholz (1):
      repository: Fix annotation for g_irepository_get_object_gtype_interfaces()

Tomasz Miąsko (2):
      tests: Add functions using flat struct arrays
      Restore original meaning of disguised attribute.