am 12cd8a3c: Merge "doc change: Indicate that only the first 8 characters of the key alias are used." into froyo

Merge commit '12cd8a3c27aac27832d42f559afeebf0d95f14d3' into froyo-plus-aosp

* commit '12cd8a3c27aac27832d42f559afeebf0d95f14d3':
  doc change: Indicate that only the first 8 characters of the key alias are used.