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

logger/options.go

@@ -20,6 +20,14 @@ type Options struct {
 	Context context.Context
 }
 
+func NewOptions(opts ...Option) Options {
+	options := Options{}
+	for _, o := range opts {
+		o(&options)
+	}
+	return options
+}
+
 // WithFields set default fields for the logger
 func WithFields(fields map[string]interface{}) Option {
 	return func(args *Options) {