Update JS shit

frontend/js/components/loader/loader.js

@@ -7,8 +7,8 @@ export default function Loader() {
       <div className="col-md-6 col-md-offset-3">
         <Loading
           type="bars"
-          height="100%"
+          height={100}
-          width="100%"
+          width={100}
           color="#EBEBEB"
         />
       </div>

package.json

@@ -24,6 +24,7 @@
         "react-bootstrap-toggle": "^2.2.6",
         "react-dom": "^16.2.0",
         "react-infinite-scroller": "^1.0.4",
+        "react-key-handler": "^1.0.1",
         "react-loading": "^1.0.3",
         "react-redux": "^5.0.6",
         "react-router": "^3.2.0",