Changes: Document upgrade to Visual Studio 2017
Changes: Document upgrade to Visual Studio 2017

Related commit: a1f553f5f5c2cef56cdeb4201aef3b6cc35f6cb9

libexpat/libexpat,libexpat/libexpat,libexpat/libexpat,libexpat/libexpat,libexpat/libexpat,libexpat/libexpat