Merge branch 'release/0.5.1'

Author: vimishor

lib/Bitbucket/API/Http/Client.php

@@ -33,7 +33,7 @@ class Client implements ClientInterface
         'api_versions'  => array('1.0', '2.0'),     // supported versions
         'format'        => 'json',
         'formats'       => array('json', 'xml'),    // supported response formats
-        'user_agent'    => 'bitbucket-api-php/0.5.0 (https://bitbucket.org/gentlero/bitbucket-api)',
+        'user_agent'    => 'bitbucket-api-php/0.5.1 (https://bitbucket.org/gentlero/bitbucket-api)',
         'timeout'       => 10,
         'verify_peer'   => false
     );
@@ -182,6 +182,11 @@ public function request($endpoint, $params = array(), $method = 'GET', array $he
             $endpoint .= (strpos($endpoint, '?') === false ? '?' : '&').'format='.$this->getResponseFormat();
         }
 
+        // add a default content-type if none was set
+        if (in_array(strtoupper($method), array('POST', 'PUT')) && empty($headers['Content-Type'])) {
+            $headers['Content-Type'] = 'application/x-www-form-urlencoded';
+        }
+
         $request = $this->createRequest($method, $endpoint);
 
         if (!empty($headers)) {