Additional logging for QencodeException

Author: qencode-dev

README.md

@@ -13,7 +13,7 @@ PHP library for interacting with the Qencode API.
 ```json
     {
       "require": {
-        "qencode/api-client": "1.12.*"
+        "qencode/api-client": "1.13.*"
       }
     }
 ``` 

src/QencodeApiClient.php

@@ -195,7 +195,7 @@ private function request($method, $path, array $params = [], $arrays = null)
         curl_close($curl);
 
         if ($errorNumber) {
-            throw new QencodeException('CURL: ' . $error, $errorNumber);
+            throw new QencodeException("CURL request error: {$method} {$url}" . $error, $errorNumber);
         }
 
         $this->lastResponse = $response = json_decode($this->lastResponseRaw, true);