UPDATE: sysutils/yank (switch to release)

Hi,
Switch from auto-generated tarball to release.

Comments? OK?

Index: Makefile
===================================================================
RCS file: /cvs/ports/sysutils/yank/Makefile,v
retrieving revision 1.3
diff -u -p -r1.3 Makefile
--- Makefile 6 Jun 2017 08:15:50 -0000 1.3
+++ Makefile 27 Feb 2018 19:14:57 -0000
@@ -2,9 +2,9 @@

COMMENT = yank terminal output to clipboard

-GH_ACCOUNT = mptre
-GH_PROJECT = yank
-GH_TAGNAME = v0.8.3
+V = 0.8.3
+DISTNAME = yank-${V}
+REVISION = 0

CATEGORIES = sysutils

@@ -15,6 +15,8 @@ PERMIT_PACKAGE_CDROM = Yes

# uses pledge()
WANTLIB += c
+
+MASTER_SITES = https://github.com/mptre/yank/releases/download/v${V}/

RUN_DEPENDS = x11/xsel

Index: distinfo
===================================================================
RCS file: /cvs/ports/sysutils/yank/distinfo,v
retrieving revision 1.2
diff -u -p -r1.2 distinfo
--- distinfo 6 Jun 2017 08:15:50 -0000 1.2
+++ distinfo 27 Feb 2018 19:14:57 -0000
@@ -1,2 +1,2 @@
-SHA256 (yank-0.8.3.tar.gz) = OaPM9tKwy4A7bRM8R3AwI2Zg71NJx/BVa1pmRMx1iLA=
-SIZE (yank-0.8.3.tar.gz) = 7997
+SHA256 (yank-0.8.3.tar.gz) = yf7vVt9uX0nWsUdEUQa0AVKXIJXR3xdeZX49tLcuQuM=
+SIZE (yank-0.8.3.tar.gz) = 8093