replacing hash() with md5 from hash lib
cleaned up the import
updated docstrings
using sha1 instead of md5
Merge pull request #169 from bastianh/hash

Replacing hash() with sha1 from hashlib to avoid hash randomization in Py3.
Use data=, not params= when sending a requests POST
Don't log full responses, even in debug mode.
Merge pull request #172 from flexd/master

Use 'data' instead of 'params' for POST'd values, which is the
proper way of supplying POST body content.
Update version to 0.4.1 for release