• Fix LICENSE
• Use GROUPS
• Add sample config file
• Add pkg-message
• Pass maintainership to submitter
• Bump PORTREVISION

Submitted by: cpm
Reviewed by: bapt, jbeich, hselasky, uqs
Approved by: bapt (maintainer), jbeich, hselasky
MFH: 2017Q3
Differential Revision: https://reviews.freebsd.org/D11328