readme: spacing fixes

README.md

@@ -38,12 +38,12 @@ If you are not running this client on Google Compute Engine, you need a Google D
 1. Visit the [Google Developers Console](https://console.developers.google.com/project).
 2. Create a new project or click on an existing project.
 3. Navigate to  **APIs & auth** > **APIs section** and turn on the following APIs (you may need to enable billing in order to use these services):
-   * Google Cloud Datastore API
-   * Google Cloud Storage
-   * Google Cloud Storage JSON API
+  * Google Cloud Datastore API
+  * Google Cloud Storage
+  * Google Cloud Storage JSON API
 4. Navigate to **APIs & auth** >  **Credentials** and then:
   * If you want to use a new service account, click on **Create new client ID**. After the account is created, you will be prompted to download the JSON key file that the library uses to authorize your requests.
-  * If you want to generate a new key for an existing service account, click on **Generate new JSON key** and download the JSON key file. 
+  * If you want to generate a new key for an existing service account, click on **Generate new JSON key** and download the JSON key file.
 
 ## Google Cloud Datastore