Updated German translation (contributed by zen).

po/de_DE.po

@@ -739,24 +739,24 @@ msgstr "Entwürfe"
 
 #: html.c:464
 msgid "Scheduled post..."
-msgstr ""
+msgstr "Geplanter Beitrag..."
 
 msgid "Post date and time:"
-msgstr ""
+msgstr "Datum und Uhrzeit des Beitrags:"
 
 #: html.c:2927 html.c:3989
 msgid "Scheduled posts"
-msgstr ""
+msgstr "Geplante Beiträge"
 
 #: html.c:2928
 msgid "scheduled posts"
-msgstr ""
+msgstr "geplante Beiträge"
 
 #: html.c:458
 #, c-format
 msgid "Post date and time (timezone: %s):"
-msgstr ""
+msgstr "Datum und Uhrzeit des Beitrags (Zeitzone: %s):"
 
 #: html.c:1538
 msgid "Time zone:"
-msgstr ""
+msgstr "Zeitzone"