check_libreoffice_export
                        Check if PDF export is functional
docx2pdf                Convert docx to pdf
docx2pdf_available      Is 'docx2pdf' available
docx2pdf_install        Install 'docx2pdf'
docx2pdf_uninstall      Uninstall 'docx2pdf'
to_miniature            Thumbnail of a document
to_pdf                  Convert documents to pdf
working_directory       manage docx2pdf working directory
