Release Notes: This release added support for rendering sparklines and for displaying RTL (right-to-left) languages in generated PDF files (Excel to PDF conversion). PDF rendering performance was enhanced by providing a PdfSaveOptions.CheckFontCompatibility option. The conditional formatting feature is also improved. Many issues with reading, writing, and converting spreadsheets (XLS, XLSX etc.), rendering or converting shapes, and exporting to PDF have been resolved. Issues pertaining to charts and the formula calculation engine have also been corrected.