update file structure

Author: vaibhavhrt

src/index.ts

@@ -1,3 +1,3 @@
-import { Star } from "./star";
+import Star from "./star";
 
 export { Star };

src/star/star.tsx renamed to src/star.tsx

@@ -4,7 +4,7 @@
 import * as PropTypes from "prop-types";
 import * as React from "react";
 
-import GithubButton from "../lib/githubButton";
+import GithubButton from "./lib/githubButton";
 
 export interface IPropTypes {
   owner: string;