ImaduddinAMajid / ssh2-python

Handle EAGAIN for channel and sftp writes correctly and return rc, by…
…tes_written tuple so clients can resume from last written byte on next call to write.

Updated docstrings for channel write functions, tests, travis cfg, flake8 configuration for sftp.

Updated readme, installation instructions in documentation.
Updated setup.py for readthedocs builds.
Updated travis cfg.
Updated PyPi classifiers.

Merged and updated OSX travis configuration.

Updated travis cfg

Updated travis cfg

Updated travis cfg

Updated travis cfg

Added python 3.7 windows builds

Updated travis cfg.

Updated classifiers.