games/iourbanterror: Update to 4.3.2

[kami]

Summary

games/iourbanterror: Update to 4.3.2

- Switch to FreeBSD fork [1] of official engine [2]

[1] https://github.com/lonkamikaze/urt4-freebsd
[2] https://github.com/Barbatos/ioq3-for-UrbanTerror-4

PR: 217911
#Reviewed by: miwi
Approved by: miwi (mentor)
MFH: 2017Q2
Security: CVE-2017-6903
Security: e48355d7-1548-11e7-8611-0090f5f2f347
#Differential Revision: D10174

Test Plan

Poudriere on all 10.3 and 11.0 completed.
bsda2/makeplist (tests all options individually) completed.

[mat]

games/iourbanterror/Makefile

31

This should probably be:

DISTVERSIONPREFIX=freebsd-
DISTVERSION=${Q3ENGINEVER}

[kami]

Use DISTVERSIONPREFIX instead of GH_TAGNAME.

[mat]

games/iourbanterror/Makefile

19–23

Why not s,${.CURDIR}/../${PORTNAME},${.CURDIR},

[kami]

Minor distfile fetching changes due to change of master port.