audio/teamspeak3-server: 3.0.12.4 -> 3.0.13.2

MFH: r419885 r420202 r420318

• fixed several vulnerabilities.
• fixed a crash introduced in 3.0.13.1
• fixed a deadlock in the server causing some instances to hang / be unresponsive
• fixed a crash reported by a customer.

PR: 211638, 211848, 211911
Changes: http://forum.teamspeak.com/threads/126318-TeamSpeak-3-Server-3-0-13-2-released
Submitted by: Ultima1252@gmail.com (maintainer)
Approved by: ports-secteam (feld)