Merge branch 'develop' into 'master'

nucleus/southbound_test.go

nucleus/store.go

nucleus/store_test.go

nucleus/transport.go

nucleus/transport_test.go

nucleus/util/path/path_traversal.go

nucleus/util/path/path_traversal_test.go

nucleus/util/proto/cap-resp-arista-ceos_test

nucleus/util/proto/message.go

nucleus/util/proto/message_test.go

nucleus/util/proto/req-full-node-arista-ceos_test

nucleus/util/proto/req-full-node_test

nucleus/util/proto/req-interfaces-arista-ceos_test

nucleus/util/proto/req-interfaces-interface-arista-ceos_test

nucleus/util/proto/req-interfaces-wildcard_test

nucleus/util/proto/resp-full-node-arista-ceos_test

nucleus/util/proto/resp-full-node_test

nucleus/util/proto/resp-interfaces-arista-ceos_test

...eus/util/proto/resp-interfaces-interface-arista-ceos_test

nucleus/util/proto/resp-interfaces-wildcard_test