Small nav updates and fixes

app/views/home/index.html.erb

@@ -1,23 +1,15 @@
 <p style="color: green"><%= notice %></p>
-
 <p>Signed as <%= Current.user.email %></p>
-
 <h2>Login and verification</h2>
-
 <div>
   <%= link_to "Change password", edit_password_path %>
 </div>
-
 <div>
   <%= link_to "Change email address", edit_identity_email_path %>
 </div>
-
 <h2>Access history</h2>
-
 <div>
   <%= link_to "Devices & Sessions", sessions_path %>
 </div>
-
 <br>
-
 <%= button_to "Log out", Current.session, method: :delete %>