gnucash maint: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/424676c3 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/d2f1cc0e (commit)
	from  https://github.com/Gnucash/gnucash/commit/9fb38e53 (commit)



commit 424676c31a5527a3d7bb7429ee0e4b7db2adad7e
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sat Dec 5 05:45:56 2020 +0800

    [report-utilities] centralise gnc:not-all-zeros
    
    it is used by old chart module *and* reports

commit d2f1cc0e379cfcf7bece0c2373613aa67ccb9a02
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sat Dec 5 05:43:43 2020 +0800

    [report-utilities] test gnc:not-all-zeros



Summary of changes:
 gnucash/report/html-barchart.scm              | 11 -----------
 gnucash/report/html-linechart.scm             | 11 -----------
 gnucash/report/html-piechart.scm              |  8 --------
 gnucash/report/html-scatter.scm               |  8 --------
 gnucash/report/report-utilities.scm           |  6 ++++++
 gnucash/report/test/test-report-utilities.scm | 20 ++++++++++++++++++++
 6 files changed, 26 insertions(+), 38 deletions(-)