Protocol Content Previews and Errata

Important updates for developers about the Windows and SQL Protocols Documents

5/31: Errata added for [MS-SSTDS]: Tabular Data Stream Protocol Version 4.2

In section 6 Appendix A: Product Behavior, added Microsoft SQL Server 2016 to the list of applicable products: https://msdn.microsoft.com/en-us/library/mt732537(v=sql.105).aspx