Revision 462192

MFH: r461759

sysutils/bchunk: Update to 1.2.2

Changelog is in:
http://he.fi/bchunk/

freebsd_ports@k-worx.org took maintainership

Additional port changes:
* Changed to DISTVERSION
* Added LICENSE/LICENSE_FILE
* Silenced do-build

PR:		225772
Submitted by:	owk <freebsd_ports@k-worx.org>
Approved by:	tcberner (mentor, implicit)
Approved by:	ports-secteam
Security:	CVE-2017-15953, CVE-2017-15954, CVE-2017-15955