[MacPorts] #51174: libgcrypt @1.6.5_0: update to 1.7.0

[MacPorts]

#51174: libgcrypt @1.6.5_0: update to 1.7.0
---------------------------------+--------------------------------
 Reporter:  mschamschula@…       |      Owner:  macports-tickets@…
     Type:  update               |     Status:  new
 Priority:  Normal               |  Milestone:
Component:  ports                |    Version:  2.3.4
 Keywords:  haspatch maintainer  |       Port:  libgcrypt
---------------------------------+--------------------------------
 libgcrypt has been updated to version 1.7.0. See
 https://lists.gnupg.org/pipermail/gnupg-announce/2016q2/000386.html for
 details.

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Ticket URL: <https://trac.macports.org/ticket/51174>
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