Merge changes Ia23b932a,I33e8a0ca,I0a5e7939,I13db1f45,I2a9dba81, ...

* changes:
  liblog: add local_logger
  liblog: add __android_log_config_*_close()
  liblog: add android_log_logger_list management
  liblog: add logprint to host build
  liblog: benchmark: Use local LOGGER_NULL frontend
  liblog: Add android_set_log_frontend