[hitori] (2 commits) ...Merge branch 'modenize-type-declaration' into 'master'

From: Philip Withnall <pwithnall src gnome org>
To: commits-list gnome org
Cc:
Subject: [hitori] (2 commits) ...Merge branch 'modenize-type-declaration' into 'master'
Date: Thu, 20 Dec 2018 15:51:16 +0000 (UTC)

Summary of changes:

  a9f4486... Use G_DECLARE_FINAL_TYPE() to declare type
  66a5cb0... Merge branch 'modenize-type-declaration' into 'master'