Preload lime theme

public/index.html

@@ -5,6 +5,7 @@
     <meta name="viewport" content="width=device-width, initial-scale=1,user-scalable=no">
     <title>Soapbox</title>
     <link rel="icon" type="image/png" href="/favicon.png">
+    <link rel="preload" href="/packs/css/lime.chunk.css" as="style">
     <link rel="stylesheet" href="/packs/css/common.css">
     <script src="/packs/js/common.js"></script>
     <script src="/packs/js/locale_en.chunk.js"></script>