Improve Title when TeamName is empty

app/components/Layout.js

@@ -97,7 +97,7 @@ class Layout extends React.Component<Props> {
     return (
       <Container column auto>
         <Helmet>
-          <title>{team.name}</title>
+          <title>{team.name | "Outline"}</title>
           <meta
             name="viewport"
             content="width=device-width, initial-scale=1.0"

app/components/PageTitle.js

@@ -14,7 +14,7 @@ const { team } = auth;
 
 const PageTitle = ({ title, favicon }: Props) => (
   <Helmet>
-    <title>{`${title} - ${team.name}`}</title>
+    <title>{`${title} - ${team.name}` | `${title} - Outline`}</title>
     <link
       rel="shortcut icon"
       type="image/png"