updated appveyor

Author: MichaelGrupp

appveyor.yml

@@ -0,0 +1,24 @@
+environment:
+  home: C:\projects
+cmake: C:\projects\cmake-3.4.1-win32-x86\bin\cmake.exe
+
+os: Visual Studio 2015
+
+install:
+  - ps: wget https://cmake.org/files/v3.4/cmake-3.4.1-win32-x86.zip -OutFile cmake.zip
+  - cmd: 7z x cmake.zip -o"C:\projects" -y > nul # will extract to cmake-3.4.1-win32-x86\
+  - cmd: '%cmake% --version'
+
+before_build: # We're still in %home%
+  - cmd: mkdir build
+  - cmd: cd build
+  - cmd: '%cmake% -G "Visual Studio 14 Win64" -DCMAKE_INSTALL_PREFIX=..\install ..\MiniCommander\test'
+
+build:
+  project: C:\projects\build\MINICMD_TEST.sln
+
+after_build: # We're still in %home%\build
+  - cmd: '%cmake% --build . --target INSTALL --config Release'
+
+configuration:
+  - Release