update translations for 7.0.0 rc1

and force-fix errors using pocheck

Change-Id: I3015e0155d85f8a7cf7c0b18c2e70a6a2f145dd5

source/nl/filter/messages.po

@@ -4,7 +4,7 @@ msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: https://bugs.libreoffice.org/enter_bug.cgi?product=LibreOffice&bug_status=UNCONFIRMED&component=UI\n"
 "POT-Creation-Date: 2020-04-27 15:54+0200\n"
-"PO-Revision-Date: 2020-06-21 08:36+0000\n"
+"PO-Revision-Date: 2020-07-02 14:00+0000\n"
 "Last-Translator: kees538 <kees538@gmail.com>\n"
 "Language-Team: Dutch <https://weblate.documentfoundation.org/projects/libo_ui-master/filtermessages/nl/>\n"
 "Language: nl\n"
@@ -653,7 +653,7 @@ msgstr "Kruisverwijzingen"
 #: filter/uiconfig/ui/pdfoptionsdialog.ui:8
 msgctxt "pdfoptionsdialog|PdfOptionsDialog"
 msgid "PDF Options"
-msgstr "PDF opties"
+msgstr "PDF-opties"
 
 #. BwbwB
 #: filter/uiconfig/ui/pdfoptionsdialog.ui:41
@@ -695,7 +695,7 @@ msgstr "Beveiliging"
 #: filter/uiconfig/ui/pdfoptionsdialog.ui:371
 msgctxt "pdfoptionsdialog|digitalsignatures"
 msgid "Digital Signatures"
-msgstr "Digitale ondertekening"
+msgstr "Digitale handtekening"
 
 #. 7p3sS
 #: filter/uiconfig/ui/pdfsecuritypage.ui:32