With Python 3.3, I always get **AttributeError: 'int' object has no attribute 'split'** for this line.

See this Travis build which otherwise works fine for Python 2.6 and 2.7: https://travis-ci.org/mlafeldt/camplight/builds/4815980

More context:

```
../../../.pythonbrew/pythons/Python-3.3.0/lib/python3.3/http/client.py:863: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

self = <httpretty.fakesock.socket object at 0x7f5941d78f90>, data = 71, args = (), kw = {}
hostnames = ['foo.campfirenow.com', 'foo.campfirenow.com', 'foo.campfirenow.com', 'foo.campfirenow.com', 'foo.campfirenow.com', 'foo.campfirenow.com']

    def sendall(self, data, *args, **kw):
    
        self._sent_data.append(data)
        hostnames = [getattr(i.info, 'hostname', None) for i in HTTPretty._entries.keys()]
        self.fd.seek(0)
        try:
            print("data", data)
>           requestline, _ = data.split('\r\n', 1)
E           AttributeError: 'int' object has no attribute 'split'

../../../.pythonbrew/pythons/Python-3.3.0/lib/python3.3/site-packages/httpretty/__init__.py:268: AttributeError
------------------------------------------------------------------------------------------------- Captured stdout -------------------------------------------------------------------------------------------------
data b'GET /search/ohai.json HTTP/1.1\r\nHost: foo.campfirenow.com\r\nAuthorization: Basic c29tZV90b2tlbjo=\r\nAccept-Encoding: gzip, deflate, compress\r\nAccept: */*\r\nUser-Agent: python-requests/1.1.0 CPython/3.3.0 Linux/3.2.0-37-generic\r\nContent-Length: 0\r\n\r\n'
data 71
```