began adding docstrings to ftpSettings
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- added docstrings to ftpSettings and ftpUser classes (ftpSettings.py)
moved ftpSettings.py into a pyFileZilla package
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- moved __init__.py and ftpSettings.py into pyFileZilla package
added package information to pyFileZilla and added testing framework
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- added package-level classes to pyFileZilla/__init__.py
- added basic testing framework test.py