MFH: r430919

• Update to 0.5.3.20170102.
• Switch to code maintained by the Debian Project.
• This version fixes multiple vulnerabilities.
• Add LICENSE.
• Add NLS option.
• Change default Japanese character encoding to UTF-8.

PR: 215822
Reported by: Daniel <d.stoye@cms.hu-berlin.de>
Security: http://www.vuxml.org/freebsd/eafa3aec-211b-4dd4-9b8a-a664a3f0917a.html

Approved by: ports-secteam (with hat)