audio/teamspeak3-server: Fix startup on FreeBSD 11+ (Remove BROKEN)

[ultima]

Summary

• Updated to 3.0.13.8
• Fixed broken using cd in rc script as work around
• Modified pkg-message to be more copy/paste friendly
• Fixed whitespace to satisfy portlint

Changelog: http://forum.teamspeak.com/threads/126318-TeamSpeak-3-Server-3-0-13-8-released

PR\: 220846
Reported by\: Denys Razumov <[e-mail]>
Reviewed by\: lifanov (mentor), matthew (mentor)
Approved by\: lifanov (mentor), matthew (mentor)
Differential Revision\: https://reviews.freebsd.org/DXXXXX

Test Plan

portlint:
WARN: Makefile: possible use of absolute pathname "/var/db/teamspeak".
WARN: Makefile: possible use of absolute pathname "/var/log/teamspeak".
WARN: Makefile: for new port, make $FreeBSD$ tag in comment section empty, to make SVN happy.
WARN: Makefile: new ports should not set PORTREVISION.
WARN: Makefile: new ports should not set PORTEPOCH.
WARN: Makefile: using hyphen in PORTNAME. consider using PKGNAMEPREFIX and/or PKGNAMESUFFIX.
0 fatal errors and 6 warnings found.

poudriere:
103i386
103amd64
110i386
110amd64
12i386
12amd64

[ultima]

• Updated to 3.0.13.8

[lifanov]

Approved!