more cleanup

lib/session/call-session.js

@@ -1292,7 +1292,7 @@ class CallSession extends Emitter {
     }
     else {
       const {queue, command} = resolution;
-      const {span} = this.rootSpan.startChildSpan(`recv: ${command}`);
+      const {span} = this.rootSpan.startChildSpan(`recv command: ${command}`);
       span.setAttributes({
         'async.request.queue': queue,
       });

lib/tasks/config.js

@@ -49,7 +49,7 @@ class TaskConfig extends Task {
     /* reset recognizer and/or synthesizer to default values? */
     if (this.data.reset) {
       if (typeof this.data.reset === 'string') this.data.reset = [this.data.reset];
-      phrase.push(`reset ${this.data.reset.join(',')}`);
+      if (this.data.reset.length) phrase.push(`reset ${this.data.reset.join(',')}`);
     }
     else this.data.reset = [];