Fix for https://github.com/sitespeedio/onlinetest/issues/20 (#4191)

bin/sitespeed.js

@@ -132,7 +132,7 @@ async function start() {
 
   let options = parsed.options;
 
-  if (options.api && options.api.hostname) {
+  if (options.api && options.api.hostname && !options.disableAPI) {
     api(options);
   } else {
     try {

lib/cli/cli.js

@@ -2034,9 +2034,14 @@ export async function parseCommandLine() {
       describe:
         'Give your test a slug. The slug is used when you send the metrics to your data storage to identify the test and the folder of the tests. The max length of the slug is 200 characters and it can only contain a-z A-Z 0-9 and -_ characters.'
     })
+    .option('disableAPI', {
+      default: false,
+      type: 'boolean'
+    })
     .help('h')
     .alias('help', 'h')
     .config(config)
+    .hide('disableAPI')
     .alias('version', 'V')
     .version(version)
     .coerce('budget', function (argument) {