refactor minor

Author: tienbku

src/App.js

@@ -1,5 +1,5 @@
 import React, { Component } from "react";
-import { BrowserRouter as Router, Switch, Route, Link } from "react-router-dom";
+import { Switch, Route, Link } from "react-router-dom";
 import "bootstrap/dist/css/bootstrap.min.css";
 import "./App.css";
 
@@ -10,35 +10,33 @@ import TutorialsList from "./components/tutorials-list.component";
 class App extends Component {
   render() {
     return (
-      <Router>
-        <div>
-          <nav className="navbar navbar-expand navbar-dark bg-dark">
-            <a href="/tutorials" className="navbar-brand">
-              bezKoder
-            </a>
-            <div className="navbar-nav mr-auto">
-              <li className="nav-item">
-                <Link to={"/tutorials"} className="nav-link">
-                  Tutorials
-                </Link>
-              </li>
-              <li className="nav-item">
-                <Link to={"/add"} className="nav-link">
-                  Add
-                </Link>
-              </li>
-            </div>
-          </nav>
-
-          <div className="container mt-3">
-            <Switch>
-              <Route exact path={["/", "/tutorials"]} component={TutorialsList} />
-              <Route exact path="/add" component={AddTutorial} />
-              <Route path="/tutorials/:id" component={Tutorial} />
-            </Switch>
+      <div>
+        <nav className="navbar navbar-expand navbar-dark bg-dark">
+          <a href="/tutorials" className="navbar-brand">
+            bezKoder
+          </a>
+          <div className="navbar-nav mr-auto">
+            <li className="nav-item">
+              <Link to={"/tutorials"} className="nav-link">
+                Tutorials
+              </Link>
+            </li>
+            <li className="nav-item">
+              <Link to={"/add"} className="nav-link">
+                Add
+              </Link>
+            </li>
           </div>
+        </nav>
+
+        <div className="container mt-3">
+          <Switch>
+            <Route exact path={["/", "/tutorials"]} component={TutorialsList} />
+            <Route exact path="/add" component={AddTutorial} />
+            <Route path="/tutorials/:id" component={Tutorial} />
+          </Switch>
         </div>
-      </Router>
+      </div>
     );
   }
 }