yast/yast-bootloader — pull request #180 by DimStar77 (2014-10-24 22:39:42+00:00)
Title: Write new /boot/grub2/grub.cfg after activating the branding

/usr/share/grub2/themes/openSUSE/activate-theme only writes the info
about the theme to /etc/default/grub, but does NOT actually 'activate'
the new theme

An extra run to generate the grub config takes care of that