added Elo C903IP camera

app/Http/Business/Cameras/Elro/C903IP.php

+<?php
+/**
+ * Created by PhpStorm.
+ * User: robin
+ * Date: 8/21/16
+ * Time: 3:25 PM
+ */
+
+namespace App\Http\Business\Cameras\Elro;
+
+
+use App\Http\Business\Cameras\AbstractCamera;
+use App\Http\DBO\CamerasDbo;
+use GuzzleHttp\Client;
+use Luticate\Utils\LuLog;
+
+class C903IP extends AbstractCamera
+{
+    const URI = "/snapshot.cgi";
+
+    private $_client;
+    private $_url;
+
+    public function __construct(CamerasDbo $camera)
+    {
+        parent::__construct($camera);
+        $this->_client = new Client();
+        $data = $camera->getData();
+        $this->_url = "http://" . $data["Host"] . ":" . $data["Port"] . self::URI;
+    }
+
+    public function prepareImage()
+    {
+        $username = $this->_camera->getData()["Username"];
+        $passwd = $this->_camera->getData()["Password"];
+
+        try {
+            $response = $this->_client->request('GET', $this->_url, ['auth' => [
+                $username,
+                $passwd
+            ]]);
+            $data = (string)$response->getBody();
+            $this->_image = $this->_imagine->load($data);
+        } catch (\Exception $e) {
+            LuLog::log($e);
+        }
+    }
+}

app/Http/Business/Cameras/Trendnet/TVIP311PI.php

         $this->_client = new Client();
         $data = $camera->getData();
         $this->_url = "http://" . $data["Host"] . ":" . $data["Port"] . self::URI;
-        $this->_options = [];
     }
 
     public function prepareImage()
         $nonce = "";
 
         try {
-            $this->_client->request('GET', $this->_url, $this->_options);
+            $this->_client->request('GET', $this->_url);
         } catch (RequestException $e) {
             $response = $e->getResponse();
             if ($response->getStatusCode() == 401) {