Added complete support for PDF documents including loading, editing, saving, and extracting document metainfo. Password-protected PDFs are supported on input and output.
Added support for XPS format.
Added full support for different email formats, including EML, EMLX, MSG, PST, MBOX and others.
Added support for importing AZW3 format.
Added support for new HTML-elements, including those, which are generated by Microsoft Office when saving documents to HTML.
Added support for unknown Office-generated HTML elements.
Added support for ABBR HTML element.
Added support for HGROUP HTML element.
Fully reworked and improved document format detector so that automatic detection mechanism is now more robust and accurate.