Upgrade body-parser version to 1.20

Author: qwu16

source/cascading_sample/cloud_service.js

@@ -414,7 +414,6 @@ spdy.createServer({
 var cipher = require('./cipher');
 cipher.unlock(cipher.k, 'cert/.owt.keystore', function cb(err, passphrase) {
     if (!err) {
-        console.log("certificate passphrase:", passphrase);
         spdy.createServer({
             pfx: fs.readFileSync('cert/certificate.pfx'),
             passphrase: passphrase
@@ -429,4 +428,4 @@ cipher.unlock(cipher.k, 'cert/.owt.keystore', function cb(err, passphrase) {
         console.error('Failed to setup secured server:', err);
         return process.exit();
     }
-});
+});