Install guzzle 7.0 and upgrade unsplash version due to failed dependency

jumpapp/classes/Unsplash.php

@@ -16,13 +16,13 @@ namespace Jump;
 class Unsplash {
 
     public static function load_cache_unsplash_data($config) {
-        \Crew\Unsplash\HttpClient::init([
+        \Unsplash\HttpClient::init([
             'utmSource' => 'jump_startpage',
             'applicationId'	=> $config->get('unsplashapikey'),
         ]);
         // Try to get a random image via the API.
         try {
-            $photo = \Crew\Unsplash\Photo::random([
+            $photo = \Unsplash\Photo::random([
                 'collections' => $config->get('unsplashcollections', false),
             ]);
         } catch (\Exception $e) {

jumpapp/composer.json

@@ -4,6 +4,12 @@
             "Jump\\": "classes/"
         }
     },
+    "repositories": [
+        {
+          "type": "git",
+          "url": "git@github.com:unsplash/unsplash-php.git"
+        }
+    ],
     "require": {
         "mustache/mustache": "~2.5",
         "arthurhoaro/favicon": "~1.0",
@@ -11,6 +17,7 @@
         "nette/routing": "^3.0.2",
         "phlak/config": "^7.0",
         "nette/http": "^3.1",
-        "unsplash/unsplash": "^2.5"
+        "guzzlehttp/guzzle": "^7.0",
+        "unsplash/unsplash": "3.2.1"
     }
 }