Faucet

* Support for OVS TFM (including table names)
* Implement pruning of redundant flood paths when stacking
* Add test run time profiling
* Tests should should not consider "live" bit on port status

* Fix failure of one 8021x test causes failure of others
* Don't waste time trying to resolve routes with nexthops not on a connected network
* Re-enable FaucetUntaggedMultiConfVlansOutputTest
* Remove override_output_port feature (use stacking/tunnelling instead)
* Tests better synchronize with switch counters.

* Fix, incomplete fix for 64b icmp6 echo.
* Fix table specific flows could be sent before TFM
* Fix test switch/host name ordering causing test flakes
* Faster implementation of flow reordering/deduping
* Add basic 802.1x MAB support
* Add support for dynamically setting 802.1x ACL from RADIUS
* Add -r option to repeat tests
* Add -z option to skip pip upgrade for tests
* Upgrade Grafana to v6.2.5

* Randomize OF port/host assignment when hardware tests are selected to improve switch/OFA test coverage.
* Log LLDP source mismatches
* Make LACP response rate configurable
* Hardware tests now check for unexpected dataplane traffic before tests start
* Fix missed garbage collection of port-specific flood rules when ports change state.
* Fix truncated ICMP6 echo responses
* Fix VLAN PCP not reset exiting a FAUCET stack
* Fix unreliable 8021x reauth test
* Workaround exabgp IPv6 config bug in exabgp 4.1.0 by pinning to 4.0.10
* Upgrade Chewie to 0.0.18 (API change to make future upgrades easier)
* Upgrade Sphinx to 2.1.2
* Upgrade Prometheus client to 0.7.1
* Upgrade Grafana to 6.2.4
* Upgrade pytype 2019.6.21

* Fix hardware testing optional parameters.
* LLDP should calculate timeouts from last response.
* Fix high CPU due to resource leak

* Add tests-for-hardware-tests (HWTESTS=1)
* Add LACP passthrough feature
* Fix reset of LACP state on config reload
* Fix missing check for duplicated DPID between DPs
* Upgrade Sphinx to 2.1.0
* Upgrade pylint to 2019.5.31