gnucash maint: Multiple changes pushed

[Christopher Lam]

Updated	 via  https://github.com/Gnucash/gnucash/commit/90c8a1e3 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/76fdbfc5 (commit)
	 via  https://github.com/Gnucash/gnucash/commit/66c7a074 (commit)
	from  https://github.com/Gnucash/gnucash/commit/17727a7b (commit)



commit 90c8a1e3c2fffc56e7b8bc23c3c14ff1118fb2f3
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sat Jul 11 19:00:15 2020 +0800

    [balsheet-eg] remove unused functions

commit 76fdbfc5fc10a6b434ac361cb0ac48a31199807b
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sat Jul 11 18:40:47 2020 +0800

    [balsheet-eg] modernize accrec to use srfi-9 record

commit 66c7a0744ccd17fda31be41517ff017671f8f660
Author: Christopher Lam <christopher.lck at gmail.com>
Date:   Sat Jul 11 13:25:54 2020 +0800

    [eguile reports] eradicate pythonic for loops, use for-each instead
    
    this syntax is pythonic rather than lispy, is not recognized by code
    highlighters, and is not necessary to seasoned schemers.



Summary of changes:
 gnucash/report/eguile-utilities.scm                |  15 ++-
 gnucash/report/reports/standard/balsheet-eg.scm    | 113 ++++++---------------
 .../report/reports/support/balsheet-eg.eguile.scm  |  82 +++++++--------
 3 files changed, 82 insertions(+), 128 deletions(-)