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

[core] fix 32 bit support

[zadig] Zadig 2.1.0

[internal] bumped internal version

[misc] update scripts, compile as C, bump version

[internal] bumped internal version

libwdi 1.2.2