am 2507aed4: reset to 016806a7, but keep bad history for fast forward

# By Rom Lemarchand (11) and others
# Via Android Git Automerger (194) and others
* commit '2507aed4': (48 commits)
  cutils: remove dead code.
  logwrap: add quiet flag to logwrap()
  logwrap: Replace sigprocmask with pthread_sigmask
  logwrap: wait for child process when receiving SIGINT or SIGQUIT
  logwrap: ensure child exits with _exit
  Delete frameworks/base/voip use voip-common from frameworks/opt/net/voip
  logwrap: remove unnecessary call to setuid/setgid
  logwrap: fix off by 1 argument error
  logwrapper: switch to signal handlers for SIGCHLD
  property_service: make /dev/__properties__ readable
  toolbox: renice: Add -t TYPE parameter and switch to getopt
  libsuspend: compile as a static library
  Revert "init: make system properties more secure."
  init: make system properties more secure.
  Revert "init.usb.rc: set sys.usb.config to none before changing it"
  adb: Add "unauthorized" connection state
  adb: Read secure adb keys on every auth request
  logwrapper: prevent logwrap from hanging when child dies
  logwrapper: split into liblogwrap and the executable itself
  cutils: add simple reference counter
  ...