[kde-base/kde-wallpapers] manually bump to 4.12.2
[pmask] add kde-wallpapers to 4.12.2 mask
Merge branch 'master' of git+ssh://git.overlays.gentoo.org/proj/kde
Manually resolve conflicts in package.mask since the 4.12.2 mask was removed in the meantime
Conflicts:
	profiles/package.mask
	profiles/package.mask.d/kde-4.12.2