gnucash maint: Revert "Calculate rates only for buy transactions in the report commodity

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/45f61a34 (commit)
	from  https://github.com/Gnucash/gnucash/commit/890a24a3 (commit)



commit 45f61a34a4ff4ec09f51915e3c56726923673b97
Author: John Ralls <jralls at ceridwen.us>
Date:   Sun Jan 21 17:09:59 2018 -0800

    Revert "Calculate rates only for buy transactions in the report commodity
    
    This reverts commit 98697a1e23c48737e472eba6314c3d05e6e689ee.
    
    See the extensive discuession in Bug 775368, including references and
    especially
    https://lists.gnucash.org/pipermail/gnucash-devel/2008-July/023297.html
    98697a1 was made without sufficient understanding of the history and
    intent of the code.



Summary of changes:
 src/report/report-system/commodity-utilities.scm | 156 ++++++++++-------------
 1 file changed, 66 insertions(+), 90 deletions(-)