A nice technical overview of functionality of HTTP/2
"HTTP/2 is the next generation transport for all web content. It will bring greater efficiency, faster performance and enable universal secure deployment of services. Windows 10 will come with built in support for HTTP/2 enabling automatic deployment in Servers, apps, and the browser."
HTTP/2 @ GitHub"This is the home page for HTTP/2, a major revision of the Web's protocol. It is maintained by the IETF HTTP Working Group."
Windows 10 comes with HTTP/2, and there is also a server verdion.