• Updated to 7.9.1
• Fixed build on clang 4.0
• Sorted Makefile, ONLY_FOR_ARCHS comes before *_DEPENDS and after LICENSE section (13.1.5)[1],

Uses should start the USES section followed by USE_x(13.1.7)[1]

• fully support spotty plugin for Spotify support

[1] https://www.freebsd.org/doc/en/books/porters-handbook/porting-samplem.html#porting-samplem-order

PR: 220781
Submitted by: Mark Dixon <mark@tranquillussoftware.co.uk> (maintainer)
Reviewed by: matthew (mentor)
Approved by: matthew (mentor)
Differential Revision: https://reviews.freebsd.org/D11612