am 9a6c8168: am 77fa05a4: Merge change Iab5952e1 into eclair

Merge commit '9a6c8168f743c1dc8cc28de22fe12be4623434cd'

* commit '9a6c8168f743c1dc8cc28de22fe12be4623434cd':
  docs: add "required" attribute to the <uses-feature> docs