Use Smaug configuration from Smaug's repository
Use Smaug configuration from Smaug's repository

Instead of storing the configuration for gate jobs in
project-config, use the configuration from Smaug's repository, where
it could be updated according to changes.

Change-Id: I233e31cdce674007d385b905862549fdddd0b50f

dongwenjuan/project-config,Tesora/tesora-project-config,dongwenjuan/project-config,Tesora/tesora-project-config,openstack-infra/project-config,openstack-infra/project-config