Security update for ImageMagick (important)

This update for ImageMagick fixes the following issues:

Security issues fixed:

• Several coders were vulnerable to remote code execution attacks, these
  coders have now been disabled by default but can be re-enabled by
  editing "/etc/ImageMagick-*/policy.xml" (bsc#978061)
• CVE-2016-3714: Insufficient shell characters filtering leads to
  (potentially remote) code execution
• CVE-2016-3715: Possible file deletion by using ImageMagick’s ‘ephemeral’
  pseudo protocol which deletes files after reading.
• CVE-2016-3716: Possible file moving by using ImageMagick’s ‘msl’ pseudo
  protocol with any extension in any folder.
• CVE-2016-3717: Possible local file read by using ImageMagick’s ‘label’
  pseudo protocol to get content of the files from the server.
• CVE-2016-3718: Possible Server Side Request Forgery (SSRF) to make HTTP
  GET or FTP request.

Bugs fixed:

• Use external svg loader (rsvg)