gnucash maint: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/003b0a5d (commit)
	 via  https://github.com/Gnucash/gnucash/commit/ca163664 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/39060d8b (commit)
	 via  https://github.com/Gnucash/gnucash/commit/62368a45 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/b4a0b4f0 (commit)
	from  https://github.com/Gnucash/gnucash/commit/76378011 (commit)



commit 003b0a5deb5a1776bdc2e7781a0b9dd4a0185c4a
Merge: 763780114 ca1636643
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Wed Oct 13 20:25:26 2021 +0800

    Merge branch 'maint-leaks2' into maint #1166

commit ca1636643a8ae649c092a5c9aaf92882b472d9ee
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Wed Oct 13 07:13:12 2021 +0800

    [dialog-custom-report] don't allocate GValue
    
    receive GncGUID* directly from GtkTreeModel

commit 39060d8bde26402c0bee1f41fad3933cdaecf041
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Wed Oct 13 06:33:08 2021 +0800

    [dialog-custom-report] plug leaks when destroying dialog

commit 62368a45dcf80bfaf6273406dfaed902200e18bd
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Wed Oct 13 06:32:37 2021 +0800

    [dialog-custom-report] refactor empty_tree_model into static fn
    
    to be reused by next commit

commit b4a0b4f09856da1127935af8226a31483476ad20
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Oct 12 22:10:45 2021 +0800

    [dialog-custom-report] plug leaks
    
    - g_free gchar*,
    - guid_free GncGUID,
    - gtk_tree_path_free a GtkTreePath
    - don't guid_malloc a guid which will be overwritten



Summary of changes:
 gnucash/gnome/dialog-custom-report.c          | 88 ++++++++++++++++++---------
 gnucash/gtkbuilder/dialog-custom-report.glade |  1 +
 2 files changed, 59 insertions(+), 30 deletions(-)