Security update for vlc (important)

This update for vlc to version 2.1.6 fixes the following issues:

These CVE were fixed:

• CVE-2016-5108: Reject invalid QuickTime IMA files (boo#984382).
• CVE-2016-3941: Heap overflow in processing wav files (boo#973354).

These security issues without were fixed:

• Fix heap overflow in decomp stream filter.
• Fix buffer overflow in updater.
• Fix potential buffer overflow in schroedinger encoder.
• Fix null-pointer dereference in DMO decoder.
• Fix buffer overflow in parsing of string boxes in mp4 demuxer.
• Fix SRTP integer overflow.
• Fix potential crash in zip access.
• Fix read overflow in Ogg demuxer.