Bulma Navbar Walker not adding Item class

[royrakesh]

In Admin Panel i add one class [ http://prntscr.com/n69c4g ] in menu item but when the html generated in front end, there is only one class. "navbar-item" [http://prntscr.com/n7esbi]

[tomhrtly]

Thanks for the issue @royrakesh, I will take a look at this for you over the next day or two and open a PR to fix this.