Add install target to Makefile
Fix for int64 values on FreeBSD >=9.x
Merge pull request #1 from peikk0/make-install

Add install target to Makefile
Merge pull request #2 from peikk0/fix-int64-on-freebsd9

Fix for int64 values on FreeBSD >=9.x
Added comments about the last merge (FreeBSD >=9 compatibility).
Update README.md
Merge remote-tracking branch 'kaworu/master'

Conflicts:
	src/lua_sysctl.c