gnucash-htdocs master: Add jigsaw.w3.org/css-validator

[Frank H.Ellenberger]

Updated	 via  https://github.com/Gnucash/gnucash-htdocs/commit/e62b5abb (commit)
	from  https://github.com/Gnucash/gnucash-htdocs/commit/ee331979 (commit)



commit e62b5abbb7113ba32ff617d79bf93d8c26b48089
Author: Frank H. Ellenberger <frank.h.ellenberger at gmail.com>
Date:   Mon Jul 6 04:41:11 2020 +0200

    Add jigsaw.w3.org/css-validator



Summary of changes:
 externals/footer.phtml | 7 +++++++
 1 file changed, 7 insertions(+)