Security update for soundtouch (moderate)

This update for soundtouch fixes the following issues:

• CVE-2018-17098: The WavFileBase class allowed remote attackers to cause
  a denial of service (heap corruption from size inconsistency) or
  possibly have unspecified other impact, as demonstrated by SoundStretch.
  (bsc#1108632)
• CVE-2018-17097: The WavFileBase class allowed remote attackers to cause
  a denial of service (double free) or possibly have unspecified other
  impact, as demonstrated by SoundStretch. (double free) (bsc#1108631)
• CVE-2018-17096: The BPMDetect class allowed remote attackers to cause a
  denial of service (assertion failure and application exit), as
  demonstrated by SoundStretch. (bsc#1108630)

This update was imported from the SUSE:SLE-15:Update update project.