this crashes win and 3.5

appveyor.yml

@@ -22,7 +22,6 @@ install:
   - pip install codecov
   - git submodule update --init --recursive
   - pip install pycrypto
-  - pip install pypiwin32
   # Check that we have the expected version and architecture for Python
   - "python --version"
   - "python -c \"import struct; print(struct.calcsize('P') * 8)\""