fix cr

README.md

@@ -23,16 +23,11 @@ Create custom environment variables in OpenShift
 ```
    rhc set-env sendgrid_user=<username> sendgrid_password=<password> -a sendgrid
 ```
-Set username and password based on what you used to sign up for a Sendgrid account and use the application name used to create your app.
+Set username and password based on what you used to sign up for a SendGrid account and use the application name used to create your app.
 
 ###Configuration###
 Configure `php/send_email.php` file with your information:
 
-Update the username and password with your SendGrid credentials from environment variables.
-```php
-    $sendgrid = new SendGrid($_ENV["sendgrid_user"], $_ENV["sendgrid_password"]);
-```
-
 Update your email address, subject, text content and html content:
 ```php
     $mail->