am 30a4b8a1: am 256da9fb: am 160ab363: Merge change I0c172ebf into eclair-sdk

Merge commit '30a4b8a180813ae9a1846fdd7219ebe5592eb06b' into eclair-mr2-plus-aosp

* commit '30a4b8a180813ae9a1846fdd7219ebe5592eb06b':
  docs change for ESR: add platform notes document for