Navigation menu improvements

[brylie]

Navigation menu improvements:

• items should not wrap to multiple rows
  • should use only one row
  • items should collapse into expandable menu when screen width is narrow
• Language chooser on mobile should collapse on medium screen (hamburger menu)

[shailee-m]

@brylie

I have changed the order a little on the topbar. Will this be okay?

1. Setting moble

2. Settings desktop

3. Settings mobile expanded

4. setting mobile collapsed

5. settings desktop