address review

Author: jdpedrie

cloud_sql/postgres/pdo/README.md

@@ -89,5 +89,5 @@ First, update `app-standard.yaml` with the correct values to pass the environmen
 Next, the following command will deploy the application to your Google Cloud project:
 
 ```bash
-$ gcloud app deploy app-standard.yaml
+$ gcloud app deploy app.standard.yaml
 ```

cloud_sql/postgres/pdo/app-standard.yaml renamed to cloud_sql/postgres/pdo/app.standard.yaml

@@ -62,12 +62,14 @@
         }
 
         // Connect to the database.
+        # [START cloud_sql_postgres_pdo_timeout]
         // Here we set the connection timeout to five seconds and ask PDO to
         // throw an exception if any errors occur.
         $conn = new PDO($dsn, $username, $password, [
             PDO::ATTR_TIMEOUT => 5,
             PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION
         ]);
+        # [END cloud_sql_postgres_pdo_timeout]
         # [END cloud_sql_postgres_pdo_create]
     } catch (TypeError $e) {
         throw new RuntimeException(