gnucash maint: Multiple changes pushed

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/ea2d89fa (commit)
	 via  https://github.com/Gnucash/gnucash/commit/e0e77ca3 (commit)
	from  https://github.com/Gnucash/gnucash/commit/0c2e17da (commit)



commit ea2d89fac28cc3f2da992d3a56dafbcf2aae4a16
Merge: 0c2e17daf e0e77ca39
Author: John Ralls <jralls at ceridwen.us>
Date:   Sun Aug 2 11:07:15 2020 -0700

    Merge Hong Xu's 'export-account' into maint.

commit e0e77ca39dd15e8bf7df69b924ffcb4de2fea47d
Author: Hong Xu <hong at topbug.net>
Date:   Fri Jul 31 19:48:14 2020 -0700

    Add Python example export_account_totals.py
    
    This example exports acount totals of all accounts into a CSV file.
    
    This has been asked before: https://money.stackexchange.com/questions/111786/exporting-account-totals-in-gnucash



Summary of changes:
 bindings/python/example_scripts/CMakeLists.txt     |  1 +
 .../example_scripts/export_account_totals.py       | 69 ++++++++++++++++++++++
 2 files changed, 70 insertions(+)
 create mode 100644 bindings/python/example_scripts/export_account_totals.py