[geeklog-hg] [Geeklog-Core/geeklog] abcdaf: Refactored database backup utility

[Kenji ITO]

  Branch: refs/heads/master
  Home:   https://github.com/Geeklog-Core/geeklog
  Commit: abcdaf17ecd3b6a5d92034e2d79650485fa62b21
      https://github.com/Geeklog-Core/geeklog/commit/abcdaf17ecd3b6a5d92034e2d79650485fa62b21
  Author: mystralkk <mystralkk at gmail.com>
  Date:   2020-02-07 (Fri, 07 Feb 2020)

  Changed paths:
    M public_html/admin/database.php
    M system/classes/dbbackup.class.php
    M system/composer.json

  Log Message:
  -----------
  Refactored database backup utility