#9 remove repositories from composer not needed becasue api repo is public

composer.json

@@ -7,14 +7,6 @@
     "OSL-3.0",
     "AFL-3.0"
   ],
-  "repositories": [
-    {
-      "adyen": {
-        "type": "vcs",
-        "url": "git@github.com:Adyen/adyen-php-api-library.git"
-      }
-    }
-  ],
   "require": {
     "php": "~5.5.0|~5.6.0|~7.0.0",
     "magento/module-config": "100.0.*",