many improvements with options and noop stuff

* add many options helpers
* fix noop client to allow publish messages to topic in broker
* fix noop server to allow registering in registry
* fix noop server to allow subscribe to topic in broker
* fix new service initialization

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

logger/logger.go

@@ -9,7 +9,7 @@ var (
 // Logger is a generic logging interface
 type Logger interface {
 	// Init initialises options
-	Init(options ...Option) error
+	Init(opts ...Option) error
 	// V compare provided verbosity level with current log level
 	V(level Level) bool
 	// The Logger options