Update titles of embed and editor

Author: Ives van Hoorne

packages/app/src/app/pages/Sandbox/index.js

@@ -152,9 +152,7 @@ class SandboxPage extends React.PureComponent<Props, State> {
     const sandbox = sandboxes[currentId];
 
     if (sandbox) {
-      document.title = sandbox.title
-        ? `${sandbox.title} - CodeSandbox`
-        : 'Editor - CodeSandbox';
+      document.title = `${sandbox.title || sandbox.id} - CodeSandbox`;
     }
 
     return (

packages/app/src/embed/App.js

@@ -137,9 +137,8 @@ export default class App extends React.PureComponent<{}, State> {
         .then(res => res.json())
         .then(camelizeKeys);
 
-      document.title = response.data.title
-        ? `${response.data.title} - CodeSandbox`
-        : 'Embed - CodeSandbox';
+      document.title = `${sandbox.title || sandbox.id} - CodeSandbox`;
+
       this.setState({ sandbox: response.data });
     } catch (e) {
       this.setState({ notFound: true });