Merge branch git://github.com/ralfth/git-po-de

* 'rt/de-l10n-updates-for-1.8.1' of git://github.com/ralfth/git-po-de: l10n: de.po: translate 22 new messages l10n: de.po: translate 825 new messages Signed-off-by: Jiang Xin <worldhello.net@gmail.com>