make sysinfo provider a setting

src/provision.js

@@ -27,7 +27,6 @@ var appstore = require('./appstore.js'),
     semver = require('semver'),
     settings = require('./settings.js'),
     superagent = require('superagent'),
-    sysinfo = require('./sysinfo.js'),
     users = require('./users.js'),
     tld = require('tldjs'),
     _ = require('underscore');
@@ -264,7 +263,7 @@ function getStatus(callback) {
             callback(null, _.extend({
                 version: constants.VERSION,
                 apiServerOrigin: settings.apiServerOrigin(), // used by CaaS tool
-                provider: sysinfo.provider(),
+                provider: settings.provider(),
                 cloudronName: cloudronName,
                 adminFqdn: settings.adminDomain() ? settings.adminFqdn() : null,
                 activated: activated,