Join, edit game form

Form to edit and delete games. Tools to select game, edit game and join game (join game is wip).

src/components/GameSidebar.js

+import React from "react";
+import NewGameForm from "./NewGameForm";
+import GameList from "./GameList";
+
+export default class GameSidebar extends React.Component {
+  state = {
+    form: ""
+  };
+
+  toggleView = view => {
+    this.setState({
+      form: view
+    });
+  };
+
+  render() {
+    return (
+      <div className="game-sidebar">
+        <GameList />
+        {this.props.loggedIn && (
+          <button id="newGameButton" onClick={() => this.toggleView("newgame")}>
+            New Game
+          </button>
+        )}
+        {this.state.form === "newgame" && (
+          <NewGameForm view="" toggleView={() => this.toggleView("")} />
+        )}
+      </div>
+    );
+  }
+}