remove ssl support in node server.

Use a reverse proxy for this.

config/config.example.js

@@ -124,15 +124,6 @@ module.exports = {
     padContentSecurity: baseCSP.join('; ') +
         "script-src 'self' 'unsafe-eval' 'unsafe-inline'" + domain,
 
-    /* it is recommended that you serve CryptPad over https
-     * the filepaths below are used to configure your certificates
-     */
-    //privKeyAndCertFiles: [
-    //  '/etc/apache2/ssl/my_secret.key',
-    //  '/etc/apache2/ssl/my_public_cert.crt',
-    //  '/etc/apache2/ssl/my_certificate_authorities_cert_chain.ca'
-    //],
-
     /*  Main pages
      *  add exceptions to the router so that we can access /privacy.html
      *  and other odd pages

server.js

@@ -3,7 +3,6 @@
 */
 var Express = require('express');
 var Http = require('http');
-var Https = require('https');
 var Fs = require('fs');
 var WebSocketServer = require('ws').Server;
 var NetfluxSrv = require('./node_modules/chainpad-server/NetfluxWebsocketSrv');
@@ -33,8 +32,6 @@ var Storage = require(config.storage||'./storage/file');
 
 var app = debuggable('app', Express());
 
-var httpsOpts;
-
 // mode can be FRESH (default), DEV, or PACKAGE
 
 var FRESH_KEY = '';
@@ -162,29 +159,6 @@ app.use("/customize.dist", Express.static(__dirname + '/customize.dist'));
 app.use(/^\/[^\/]*$/, Express.static('customize'));
 app.use(/^\/[^\/]*$/, Express.static('customize.dist'));
 
-if (config.privKeyAndCertFiles) {
-    var privKeyAndCerts = '';
-    config.privKeyAndCertFiles.forEach(function (file) {
-        privKeyAndCerts = privKeyAndCerts + Fs.readFileSync(file);
-    });
-    var array = privKeyAndCerts.split('\n-----BEGIN ');
-    for (var i = 1; i < array.length; i++) { array[i] = '-----BEGIN ' + array[i]; }
-    var privKey;
-    for (var i = 0; i < array.length; i++) {
-        if (array[i].indexOf('PRIVATE KEY-----\n') !== -1) {
-            privKey = array[i];
-            array.splice(i, 1);
-            break;
-        }
-    }
-    if (!privKey) { throw new Error("cannot find private key"); }
-    httpsOpts = {
-        cert: array.shift(),
-        key: privKey,
-        ca: array
-    };
-}
-
 var admins = [];
 try {
     admins = (config.adminKeys || []).map(function (k) {
@@ -244,7 +218,7 @@ app.use(function (req, res, next) {
     send404(res, custom_four04_path);
 });
 
-var httpServer = httpsOpts ? Https.createServer(httpsOpts, app) : Http.createServer(app);
+var httpServer = Http.createServer(app);
 
 httpServer.listen(config.httpPort,config.httpAddress,function(){
     var host = config.httpAddress;