Merge commit '59625fa86ad0e520931361aba120e2d868f01618' into eclair-plus-aosp * commit '59625fa86ad0e520931361aba120e2d868f01618': doc change: add SDK sizes, checksums, small changes for online SDK doc set, add layoutopt doc.
Merge commit '59625fa86ad0e520931361aba120e2d868f01618' into eclair-plus-aosp * commit '59625fa86ad0e520931361aba120e2d868f01618': doc change: add SDK sizes, checksums, small changes for online SDK doc set, add layoutopt doc.