IHF: Symfony process dependency added.

Author: dmitry-ivanov

composer.json

@@ -13,6 +13,7 @@
         "php": ">=5.5.9",
         "illuminate/support": "^5.2",
         "symfony/finder": "^3.0",
+        "symfony/process": "^3.0",
         "symfony/var-dumper": "^3.0"
     },
     "autoload": {