- Update to version 1.8.1
* Raises ObjectPathNotFound if a DFS referral is required but
not referrals are available (#149)

- Update to version 1.8.0
* Added support for 256bit keyed encryption ciphers
* Added support for signing with AES GCM
* Now sends the SMB2_NETNAME_NEGOTIATE_CONTEXT_ID with the
negotiate request
* Adds the Python requirement of pykrb5 for Kerberos support on
non-Windows
* Fix unpacking security descriptor ACEs with extra data on the
end
* Set index_number in FileInternalInformation to be an unsigned
integer to match the other structures
* Clear out expired DFS referrals to avoid memory leaks and
stale DFS information
- Update to version 1.7.0
* Improve connection health checks to reduce the occurances of
an infinite deadlock
* Added more exception error classes
* Added create_action to the Open object that describes how the
file was opened
* Added follow_symlinks option to SMBDirEntry.from_path to
control whether the entry.