added missing dependencies

Author: robertmarsal

composer.json

@@ -28,7 +28,9 @@
         "zendframework/zend-loader": "2.*",
         "zendframework/zend-stdlib": "2.*",
         "zendframework/zend-modulemanager": "2.*",
-        "zendframework/zend-serializer": "2.*"
+        "zendframework/zend-serializer": "2.*",
+        "zendframework/zend-mail": "2.*",
+        "zendframework/zend-mime": "2.*"
     },
     "require-dev": {
         "robertboloc/zf2-components-list-generator": "dev-master"