Added supported versions to the README

sendgrid · Jul 19, 2016 · f479e54 · f479e54
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diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -64,8 +64,7 @@ We welcome direct contributions to the sendgrid-php code base. Thank you!
 
 ##### Prerequisites #####
 
-- PHP 5.6 or greater
-- [php-http-client](https://github.com/sendgrid/php-http-client)
+- PHP 5.6 or 7.0
 
 ##### Initial setup: #####
 

diff --git a/README.md b/README.md
@@ -25,11 +25,14 @@ All updates to this library is documented in our [CHANGELOG](https://github.com/
 
 # Installation
 
-## Setup Environment Variables
+## Prerequisites
+
+- PHP version 5.6 or 7.0
+- The SendGrid service, starting at the [free level](https://sendgrid.com/free?source=sendgrid-php)
 
-First, get your free SendGrid account [here](https://sendgrid.com/free?source=sendgrid-php).
+## Setup Environment Variables
 
-Next, update your environment with your [SENDGRID_API_KEY](https://app.sendgrid.com/settings/api_keys).
+Update your environment with your [SENDGRID_API_KEY](https://app.sendgrid.com/settings/api_keys).
 
 ```bash
 echo "export SENDGRID_API_KEY='YOUR_API_KEY'" > sendgrid.env