MFH: r402831

• Update to 2.15.0

PR: 204219
Submitted by: ports@bsdserwis.com
Approved by: hans@nordhaug.priv.no (maintainer)
Approved by: ports-secteam (feld)
Security: 11351c82-9909-11e5-a9c8-14dae9d5a9d2
Security: CVE-2015-7816
Security: CVE-2015-7815