libwdi 1.3.1

* Also update AppVeyor build image to VS2019
* Also remove wdk_build.cmd

Zadig 2.5

* Update copyrights

fix regression introduced with 38f4820

libwdi 1.3.0

* Also bump Zadig to 2.3

libwdi 1.2.5

* Also fix MinGW warnings

[misc] fix version detection for Windows 10

* Also set Zadig next to 2.1.2
* Also fix minor issues/typos and update VID list

libwdi 1.2.4

[misc] fix coverity warnings

* Also improve error reporting
* Also add libwdi_i.h to DLL project

[misc] update solution for Visual Studio 2013 Community Edition

* Also fix MinGW32 build
* Also improve error reporting for embedder when ran from VS
* Also remove the need for MFC

libwdi 1.2.3