v0.1.6,  2014-12-15 -- Handle opening remote files with nested filenames
v0.1.5,  2014-11-24 -- Add fake_connection kwarg for local test purposes.
v0.1.4,  2014-11-03 -- Handle host_port passed in as str
v0.1.3,  2014-10-24 -- Add optional per-file callback to add_dir
v0.1.2,  2014-10-23 -- Make test SFTP server more manageable
v0.1.1,  2014-10-23 -- Add sftpsyncer.test as package
v0.1.0,  2014-10-20 -- Initial release
