Fixed typo

Author: kasimtan

CONTRIBUTING.md

@@ -17,7 +17,7 @@ frustration later on.
 
 ### Code reviews
 All submissions, including submissions by project members, require review. We
-use Github pull requests for this purpose.
+use GitHub pull requests for this purpose.
 
 ### The small print
 Contributions made by corporations are covered by a different agreement than

src/ReCaptcha/ReCaptcha.php

@@ -39,7 +39,7 @@ class ReCaptcha
 
     /**
      * Shared secret for the site.
-     * @var type string
+     * @var string
      */
     private $secret;
 

src/ReCaptcha/Response.php

@@ -32,7 +32,7 @@
 class Response
 {
     /**
-     * Succes or failure.
+     * Success or failure.
      * @var boolean
      */
     private $success = false;