nmap: link with system's liblua
nmap: link with system's liblua

* configure checks for lua5.3 and falls back to build static liblua from
bundled sources.
* works for cross as well
* fix license
* adopt
* xlint

necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages,necrophcodr/void-packages