am e0e56563: am 0bda352f: Merge changes from topic \'logcatd\'

* commit 'e0e565635a7c6c36a05282622c01203afbec5ca5':
  init.rc: logd: Add logpersistd (nee logcatd)
  init: change exec parsing to make SECLABEL optional
  logcat: -f run in background
  logcat: -f flag to continue