fixing tests

Makefile

@@ -20,7 +20,7 @@ install: deps
 
 lint: testdeps
 	go get -v github.com/golang/lint/golint
-	for file in $$(find . -name '*.go' | grep -v '\.pb\.go\|\.pb\.gw\.go\|examples\|pubsub\/aws\/awssub_test\.go'); do \
+	for file in $$(find . -name '*.go' | grep -v '\.pb\.go\|\.pb\.gw\.go\|examples\|pubsub\/aws\/awssub_test\.go' | grep -v 'server\/kit\/kitserver_pb_test\.go'); do \
 		golint $${file}; \
 		if [ -n "$$(golint $${file})" ]; then \
 			exit 1; \

examples/servers/kit/api/service.go

@@ -73,6 +73,10 @@ func (s service) HTTPEndpoints() map[string]map[string]kit.HTTPEndpoint {
 	}
 }
 
+func (s service) RPCMiddleware() grpc.UnaryServerInterceptor {
+	return nil
+}
+
 func (s service) RPCOptions() []grpc.ServerOption {
 	return nil
 }