[pull] master from Azure:master#460

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sonic-net:master

Dec 7, 2019

Commits on Dec 7, 2019

[isc-dhcp-relay] Patch to allow relay to discover interfaces even if (#3851)

jleveque
authored and
lguohan
committed
[mellanox ]improve the method the type of sfp module is detected (#3846)

stephenxs
authored and
lguohan
committed