gnucash maint: Update Russian Translation with the 2.6.18 gnucash.pot.

[John Ralls]

Updated	 via  https://github.com/Gnucash/gnucash/commit/9497ebc5 (commit)
	from  https://github.com/Gnucash/gnucash/commit/2450b8bc (commit)



commit 9497ebc501f0dca51dba9401ecfecc656de3ae37
Author: ashed <craysy at gmail.com>
Date:   Sun Oct 1 15:29:29 2017 -0700

    Update Russian Translation with the 2.6.18 gnucash.pot.



Summary of changes:
 po/ru.po | 6208 +++++++++++++++++++++++++++++++++-----------------------------
 1 file changed, 3276 insertions(+), 2932 deletions(-)