Update appveyor

Build the driver, the devmsi library and the msi with Visual Studio 2015.

appveyor.yml

@@ -2,35 +2,20 @@ platform:
  - x86
  - x64
 
-environment:
-  matrix:
-    - VSVER: 14
-    - VSVER: 12
-    - VSVER: 10
-
-matrix:
-  allow_failures:
-    # The imported project "C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\WDKConversion\PreConfiguration.props" was not found.
-    - platform: x86
-      VSVER: 10
+os: Visual Studio 2015
 
 install:
  - date /T & time /T
  - ps: >-
      If ($env:Platform -Match "x86") {
-        $env:VCVARS_PLATFORM="x86"
-        $env:MSBUILD_PLATFORM="Win32"
+       $env:MSBUILD_PLATFORM="x86"
      } Else {
-        $env:VCVARS_PLATFORM="amd64"
        $env:MSBUILD_PLATFORM="x64"
      }
-  - ps: $env:VSCOMNTOOLS=(Get-Content ("env:VS" + "$env:VSVER" + "0COMNTOOLS"))
-  - echo "Using Visual Studio %VSVER%.0 at %VSCOMNTOOLS%"
-  - call "%VSCOMNTOOLS%\..\..\VC\vcvarsall.bat" %VCVARS_PLATFORM%
-  - ps: $env:PATH="${env:ProgramFiles(x86)}\Windows Kits\8.1\bin\x86;${env:PATH}"
-  - NMake2MSBuild.exe virtualsmartcard\win32\BixVReader\WinXP\sources
-  - ProjectUpgradeTool.exe virtualsmartcard\win32\BixVReader\WinXP
+ - git submodule update --init --recursive
+ 
+ # BUGFIX: wdf directory was renamed to 00wdf, rename it back (see github.com/appveyor/ci/issues/414)
+ - ps: ren 'C:\Program Files (x86)\Windows Kits\10\include\00wdf' 'wdf'
 
 build_script:
-  - msbuild virtualsmartcard\win32\BixVReader\WinXP\BixVReader.sln /p:Configuration="Win7 Debug" /p:Platform=%MSBUILD_PLATFORM%
-  - msbuild virtualsmartcard\win32\vpcd-config\vpcd-config.sln /p:Configuration="Debug" /p:Platform=Win32
+ - msbuild virtualsmartcard\win32\BixVReader.sln /p:Configuration=Release;Platform=%MSBUILD_PLATFORM%