Sync to master#1

Merged

nikos-github merged 2 commits intonikos-github:masterfrom

sonic-net:master

Nov 15, 2017

Commits on Nov 9, 2017

[pfcwd]: Configuration commands (#147)

marian-pritsak
authored and
lguohan
committed

Commits on Nov 14, 2017

[config]: config reload needs to restart services (#146)

nikos-github
authored and
Shuotian Cheng
committed