gnucash maint: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/bedc85af (commit)
	 via  https://github.com/Gnucash/gnucash/commit/0420ae6a (commit)
	 via  https://github.com/Gnucash/gnucash/commit/67bd5135 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/17953441 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/5698b67b (commit)
	 via  https://github.com/Gnucash/gnucash/commit/09e2e761 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/bebc366e (commit)
	 via  https://github.com/Gnucash/gnucash/commit/e6c33a39 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/d2db4301 (commit)
	from  https://github.com/Gnucash/gnucash/commit/f0926d66 (commit)



commit bedc85afa3671b7e7a0ee2f657a89f54794371d4
Merge: f0926d66c 0420ae6a6
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Fri Aug 6 19:30:01 2021 +0800

    Merge branch 'maint-leaks' into maint #1101

commit 0420ae6a6607f32ba348dafbf57af93db9782561
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Fri Aug 6 08:01:06 2021 +0800

    [account.cpp] refactor gnc_account_list_name_violations

commit 67bd513514b1490a9521b520e812a5d3f243185b
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Fri Aug 6 00:23:02 2021 +0800

    [account.cpp] rewrite gnc_account_foreach_descendant_until in C++

commit 17953441cba7ee73b2e794c9e46affd5a2955a27
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Fri Aug 6 00:22:49 2021 +0800

    [account.cpp] refactor gnc_account_foreach_descendant

commit 5698b67bf563ec6ed6f0016a9edbd65af932ed50
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Aug 3 22:08:21 2021 +0800

    [account.cpp] refactor gnc_account_lookup_by_code

commit 09e2e7613c47943c9f333445d75484d9744a6376
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Aug 3 22:08:11 2021 +0800

    [account.cpp] refactor gnc_account_lookup_by_name

commit bebc366e88344b5e226538d79908244900e19878
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Aug 3 22:07:18 2021 +0800

    [account.cpp] refactor gnc_account_n_descendants

commit e6c33a39bc7ead9ea0d687efd4439f1c2913ff22
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Aug 3 22:04:55 2021 +0800

    [account.cpp] refactor gnc_account_get_descendants{_sorted}

commit d2db43019c0be28f95233aaa7a5e97f80a1f96f8
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Tue Aug 3 22:02:12 2021 +0800

    [account.cpp] internal function account_foreach_descendant
    
    fast and efficient



Summary of changes:
 libgnucash/engine/Account.cpp | 258 ++++++++++++++++--------------------------
 1 file changed, 99 insertions(+), 159 deletions(-)