Update .gitignore (Makefiles)

fix FreeBSD port structure, add missing Makefile

fix FreeBSD port structure, add missing Makefile

release 2.1.3

test suite: support valgrind in stress test

cleanup case with config files installation, emit warning when priority is used

FreeBSD compatibility and port skeleton

test suite: stderr pipe overflow blocking

stop getaddrinfo() creating additional delay when not needed

test suite: sighup and sigterm fired too close (handled properly by rinetd-uv but test suite cannot cover)

fix missing port info in log

test suite: save stdout stderr

test suite: test server poll()

test suite: add wait time to allow finish (required for valid log contents)

fix crash in connection cleanup (for connection still alive after reload)