Napalm-eos

Solved https://github.com/napalm-automation/napalm-eos/issues/58 and https://github.com/napalm-automation/napalm-eos/issues/68

https://github.com/napalm-automation/napalm-eos/milestone/4?closed=1

See https://github.com/napalm-automation/napalm-eos/milestone/2?closed=1 for more information

Bugfixes:
- 17 - `get_interfaces_ip` returns and exception if there are no ipv6 addresses configured
- 16 - `get_facts` returns only physical interfaces

New Methods
- 8 `traceroute()`
- 11 `get_ntp_peers()`
- 13 `get_users()`

Enhancements/Bugfixes:
- 10 Interface speed fix

Changes:
- As per napalm-automation/napalm-base12 - Rename the method `get_ntp_peers` to `get_ntp_stats` and slightly change the output. Check the PR for more details