gnucash master: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/c12c6af2 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/64637f72 (commit)
	from  https://github.com/Gnucash/gnucash/commit/fb9cde36 (commit)



commit c12c6af2fbf87164d1b525ae44c502a25e322ab9
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Wed Jun 24 09:39:33 2020 +0800

    [test-portfolios] 100% coverage for advanced-portfolio helper fns

commit 64637f72cf465eb4ffdf74cc83517e4cec294381
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Wed Jun 24 09:36:48 2020 +0800

    [advanced-portfolio] move helper functions to toplevel for testing
    
    functions are moved to toplevel advanced-portfolio.scm. this allows
    them to be tested.



Summary of changes:
 .../report/reports/standard/advanced-portfolio.scm | 304 ++++++++++-----------
 .../reports/standard/test/test-portfolios.scm      |  74 +++++
 2 files changed, 226 insertions(+), 152 deletions(-)