- implement tips on loading screen

- implement centralized sections
- removed react-spinner package

src/data/leftSections.js

@@ -0,0 +1,19 @@
+import { AiOutlineTwitter } from "react-icons/ai";
+import { MdPerson } from "react-icons/md";
+import Profile from "../components/builder/sections/Profile";
+import SocialNetwork from "../components/builder/sections/SocialNetwork";
+
+export default [
+  {
+    id: "profile",
+    name: "Profile",
+    icon: MdPerson,
+    component: Profile,
+  },
+  {
+    id: "social",
+    name: "Social Network",
+    icon: AiOutlineTwitter,
+    component: SocialNetwork,
+  },
+];