Revert "CaaS: bring back the userdata.json provision code path"

This reverts commit 830972e8ae.

installer/src/server.js

@@ -1,11 +1,12 @@
 #!/usr/bin/env node
 
+/* jslint node: true */
+
 'use strict';
 
 var assert = require('assert'),
     debug = require('debug')('installer:server'),
     express = require('express'),
-    fs = require('fs'),
     http = require('http'),
     HttpError = require('connect-lastmile').HttpError,
     HttpSuccess = require('connect-lastmile').HttpSuccess,
@@ -70,21 +71,8 @@ function stop(callback) {
     gHttpServer = null;
 }
 
-function provisionCaaS(callback) {
-    var PROVISION_CONFIG_FILE = '/root/userdata.json';
-
-    if (fs.existsSync(PROVISION_CONFIG_FILE)) {
-        var userData = require(PROVISION_CONFIG_FILE);
-        installer.provision(userData, callback);
-    }
-}
-
 if (require.main === module) {
-    provisionCaaS(function (error) {
-        if (error) return console.error(error);
-
-        start(function (error) {
-            if (error) console.error(error);
-        });
+    start(function (error) {
+        if (error) console.error(error);
     });
 }