update appvoyer

Author: smasherprog

.appveyor.yml

@@ -13,10 +13,12 @@ environment:
   - SHARED: OFF
     POSTFIXNAME: MT
     POSTVCPKGNAME: -static
+    EXTRAFLAGS: -DVCPKG_TARGET_TRIPLET=x86-windows-static
   - SHARED: ON
     POSTFIXNAME: MD
     POSTVCPKGNAME:
-        
+    EXTRAFLAGS:
+           
 matrix:
   fast_finish: true
 
@@ -46,7 +48,7 @@ build_script:
   - if %platform%==x86 set generator=Visual Studio 15 2017
   - if %platform%==x64 set generator=Visual Studio 15 2017 Win64
   - cmd: echo %generator% %SHARED% %configuration% 
-  - cmd: cmake "-DCMAKE_TOOLCHAIN_FILE=%cd%\vcpkg\scripts\buildsystems\vcpkg.cmake" -G"%generator%" -DBUILD_SHARED_LIBS=%SHARED% -DCMAKE_INSTALL_PREFIX=./output .. 
+  - cmd: cmake "-DCMAKE_TOOLCHAIN_FILE=%cd%\vcpkg\scripts\buildsystems\vcpkg.cmake" -G"%generator%" %EXTRAFLAGS% -DBUILD_SHARED_LIBS=%SHARED% -DCMAKE_INSTALL_PREFIX=./output .. 
   - cmd: cmake --build . --target INSTALL --config %configuration%
   - 7z a vc140_%configuration%_%PLATFORM%_%POSTFIXNAME%.zip  -i!%APPVEYOR_BUILD_FOLDER%\build\output\*
   - appveyor PushArtifact vc140_%configuration%_%PLATFORM%_%POSTFIXNAME%.zip