update to latest composer libs (#1545)

composer.json

@@ -16,6 +16,7 @@
         "ext-json": "*",
         "ext-mbstring": "*",
         "ext-pdo": "*",
+        "ext-xsl": "*",
         "ext-zip": "*",
         "beberlei/doctrineextensions": "^1.2",
         "doctrine/doctrine-bundle": "^2.0",
@@ -52,6 +53,7 @@
         "symfony/form": "^4.4",
         "symfony/framework-bundle": "^4.4",
         "symfony/google-mailer": "^4.4",
+        "symfony/http-client": "^4.4",
         "symfony/intl": "^4.4",
         "symfony/mailchimp-mailer": "^4.4",
         "symfony/mailer": "^4.4",
@@ -86,6 +88,7 @@
         "symfony/browser-kit": "^4.4",
         "symfony/css-selector": "^4.4",
         "symfony/debug-bundle": "^4.4",
+        "symfony/dom-crawler": "4.4.4",
         "symfony/maker-bundle": "^1.12",
         "symfony/phpunit-bridge": "^4.4",
         "symfony/profiler-pack": "^1.0",