l10n: de.po: translate "bad" as "ungültig" ("invalid")
l10n: de.po: translate "bad" as "ungültig" ("invalid")

"schlecht" doesn't quite sound right to me, especially in messages
like "bad object" where the object doesn't even exist in the first
place.

Signed-off-by: Thomas Rast <18f23ef7096473d837b7404952f13710423b8b63@student.ethz.ch>
Signed-off-by: Ralf Thielow <d790fea1760bfa57e221e3da971e544c5c4e0598@googlemail.com>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git