Check if git core.autocrlf setting makes unit tests fail in appveyor

Author: siu

appveyor.yml

@@ -12,6 +12,9 @@ environment:
     - PYTHON_INSTALL: "C:\\Python34"
     - PYTHON_INSTALL: "C:\\Python35"
 
+init:
+  - git config --global core.autocrlf true
+
 install:
   # Make compiler available (use MSVC 2013, 32 bit)
   - call "%ProgramFiles(x86)%\Microsoft Visual Studio 12.0\VC\vcvarsall.bat" x86