New rbh-find output to display stat info.

Added the -lsstat command line option. Each file is output like:
 [file,31532,12790,23,1365022640,1365022640,1365022640]=/mnt/lustre/foo

Format is [type, uid, gid, size, ctime, mtime, atime]=file name
Added -lsost to list every file's OSTs.