levelTitleAsBack works only in first submenu #88
Description
Hi
I noticed that levelTitleAsBack shows level title as back key only on first submenu. the second level shows the defaul "Back" text.
Note that if I set levelTitles to true the levelTitleAsBack works great without any problem,
example:
https://codepen.io/meidanmor/pen/vYZPLNO