chore: Add typings for react-grid-layout and react-virtualized

package.json

@@ -25,7 +25,9 @@
     "@types/node": "^8.0.31",
     "@types/react": "^16.7.6",
     "@types/react-dom": "^16.0.9",
+    "@types/react-grid-layout": "^0.16.6",
     "@types/react-select": "^2.0.4",
+    "@types/react-virtualized": "^9.18.12",
     "angular-mocks": "1.6.6",
     "autoprefixer": "^6.4.0",
     "axios": "^0.17.1",