Log Message:
py-plumbum: updated to 1.7.0

1.7.0

Commands: support .with_cwd()
Commands: make iter_lines deal with decoding errors during iteration
Commands: fix handling of env-vars passed to plumbum BoundEnvCommands
Commands: fix support for win32 in iter_lines
Paths: fix incorrect __getitem__ method in Path
Paths: Remote path stat had odd OSError
Paths: Fix RemotePath.copy()
Paths: missing __fspath__ added
SSH: better error reporting on SshSession error
Internal: redesigned CI, major cleanup to setuptools distribution, Black \ 
formatting, style checking throughout.