I'm unable to install cerberus either from pypi or git. I'm actually trying to install eve, but cerberus seems to be the culprit (something in the LICENSE file?):

Downloading/unpacking cerberus
  Downloading Cerberus-0.3.0.tar.gz
  Running setup.py egg_info for package cerberus
    Traceback (most recent call last):
      File "", line 16, in
      File "C:\dev\misc\eve\env\build\cerberus\setup.py", line 17, in
        license=open('LICENSE').read(),
      File "C:\dev\misc\eve\env\lib\encodings\cp1252.py", line 23, in decode
        return codecs.charmap_decode(input,self.errors,decoding_table)[0]
    UnicodeDecodeError: 'charmap' codec can't decode byte 0x9d in position 287: character maps to undefined>
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):
  File "", line 16, in
  File "C:\dev\misc\eve\env\build\cerberus\setup.py", line 17, in
    license=open('LICENSE').read(),
  File "C:\dev\misc\eve\env\lib\encodings\cp1252.py", line 23, in decode
    return codecs.charmap_decode(input,self.errors,decoding_table)[0]
UnicodeDecodeError: 'charmap' codec can't decode byte 0x9d in position 287: character maps to undefined>