am 2d87023e: am 2c3539e4: save the log from recovery\'s last run in /cache/recovery/last_log

Merge commit '2d87023e77b20aa2196c8ceae833b33040b0dc57'

* commit '2d87023e77b20aa2196c8ceae833b33040b0dc57':
  save the log from recovery's last run in /cache/recovery/last_log