* Fix bug to avoid crashing when unable to connect, reword paragraph in README, reword commit messages in HISTORY.RST, reword list of keywords for PyPi
3.3.0
Not secure
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* Add feature to set heartbeat interval, refactor SOCKS code
3.2.0
Not secure
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* Add parameter in transferagent.py, refactor and fix SOCKS code, refactor (API) parameters, add docstrings