Add libiberty-dev in debian (instead binutils-dev | libiberty-dev)
Changed binutils-dev and debian-dev for different debian version
Changed binutils-dev and debian-dev for different debian version
rpm-backtrace-off: temporary turn off backtrace on redhat
-related distributions due to libbfd crash
Don't fsync every batch, only fsync when snap_io_rate_limit is reached.

Fixes gh-153.
Merge remote-tracking branch 'origin/stable'