Update list for Bytescout XLS Viewer

Bytescout XLS Viewer 2.31 changelog from March 22, 2010

improved XLS, XLSX, CSV and ODS support
minor bug-fixes in XLS view functionality

Bytescout XLS Viewer 2.30 changelog from June 1, 2009

CSV and TXT (delimited values) files support added
minor bug-fixes and improvements

Bytescout XLS Viewer 2.20 changelog from October 16, 2008

XLS and ODS formats handling improved
bug with negative values incorrectly displayed fixed
minor bug-fixes and improvements

Older Bytescout XLS Viewer versions:

• 2.31 (Mar 22, 2010) • 2.30 (Jun 1, 2009) • 2.20 (Oct 16, 2008) • 2.10 (Jul 7, 2008) • 2.00 (Apr 8, 2008) • 1.30 (Mar 5, 2008) • 1.20 (Jan 20, 2008) •