MAGETWO-70993: Revert MAGETWO-57153 from 2.1.8 release

Author: StasKozar

app/code/Magento/Catalog/Test/Unit/Controller/Adminhtml/Product/Initialization/HelperTest.php

@@ -6,7 +6,7 @@
 namespace Magento\Catalog\Test\Unit\Controller\Adminhtml\Product\Initialization;
 
 use Magento\Catalog\Api\Data\ProductLinkInterfaceFactory;
-use Magento\Catalog\Api\ProductRepositoryInterface as ProductRepository;
+use Magento\Catalog\Api\ProductRepositoryInterface\Proxy as ProductRepository;
 use Magento\Catalog\Controller\Adminhtml\Product\Initialization\Helper;
 use Magento\Catalog\Controller\Adminhtml\Product\Initialization\StockDataFilter;
 use Magento\Catalog\Model\Product;

app/code/Magento/Email/composer.json

@@ -3,7 +3,6 @@
     "description": "N/A",
     "require": {
         "php": "~5.6.5|7.0.2|7.0.4|~7.0.6",
-        "magento/module-theme": "100.1.*",
         "magento/module-config": "100.1.*",
         "magento/module-store": "100.1.*",
         "magento/module-cms": "101.0.*",