Merge pull request #21 from JohnyMoSwag/master

Small fix to run on py3
Bump version to 0.7.2

- Changed exception syntax to support python >= 2.6
Python3 compat

- Only compare server responses with bytes
- Remove byte/string concat in Exception
Makes sanitizer pluggable
Merge pull request #24 from CrackerJackMack/sanitizer

Makes sanitizer pluggable
Merge pull request #23 from jbardin/scp0.7.3

Python3 compat
More Python3 changes

- Update email too
Fix syntax error
Swap "file" with "open"

http://stackoverflow.com/questions/112970/python-when-to-use-file-vs-open