bug fixes

1.88

fix typo

1.87

Bug fixes

1.86

bug fixes to detection of file types

1.85

bugfixes and addition of markdown and log viewer

1.84

Add converters for documents and add converters for image, audio and video files, display text if text format recognized

1.83

Add common converters, such as LibreOffice, for many modern file formats, such as Microsoft Office 2007+ documents.