docs: update readme to match quickstart (#205)

Author: yoshi-automation

packages/google-cloud-bigquery-datatransfer/README.md

@@ -55,9 +55,10 @@ npm install @google-cloud/bigquery-data-transfer
 ### Using the client library
 
 ```javascript
+const bigqueryDataTransfer = require('@google-cloud/bigquery-data-transfer');
+const client = new bigqueryDataTransfer.v1.DataTransferServiceClient();
+
 async function quickstart() {
-  const bigqueryDataTransfer = require('@google-cloud/bigquery-data-transfer');
-  const client = new bigqueryDataTransfer.v1.DataTransferServiceClient();
   const projectId = await client.getProjectId();
 
   // Iterate over all elements.
@@ -88,7 +89,7 @@ async function quickstart() {
       console.log(`  ${element.name}`);
     });
 }
-quickstart().catch(console.error);
+quickstart();
 
 ```
 

packages/google-cloud-bigquery-datatransfer/synth.metadata

@@ -1,5 +1,5 @@
 {
-  "updateTime": "2019-05-15T05:31:56.227744Z",
+  "updateTime": "2019-05-16T11:08:15.717422Z",
   "sources": [
     {
       "generator": {
@@ -12,8 +12,8 @@
       "git": {
         "name": "googleapis",
         "remote": "https://github.com/googleapis/googleapis.git",
-        "sha": "275cdfcdc3188a60456f43acd139b8cc037379f4",
-        "internalRef": "248217300"
+        "sha": "fcf9612e65e7b4e1aee55fa07dbf028f1e3cdac6",
+        "internalRef": "248477824"
       }
     },
     {