Update to 17.3.0

- Allow concurrent installation (USE_PYTHON=concurrent)

Changes:	https://github.com/python-hyper/hyperlink/blob/master/CHANGELOG.md

www/py-hyperlink/Makefile

@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	hyperlink
-PORTVERSION=	17.2.1
+PORTVERSION=	17.3.0
 CATEGORIES=	www python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
@@ -13,7 +13,7 @@ COMMENT=	Featureful, correct URL for Python
 LICENSE=	MIT
 
 NO_ARCH=	yes
-USE_PYTHON=	autoplist distutils
+USE_PYTHON=	autoplist concurrent distutils
 USES=		python
 
 .include <bsd.port.mk>

www/py-hyperlink/distinfo

-TIMESTAMP = 1497958491
-SHA256 (hyperlink-17.2.1.tar.gz) = 2c74b35662416f44823d50e59305f761a933723ae6528cc5b0d711361453f28b
-SIZE (hyperlink-17.2.1.tar.gz) = 24670
+TIMESTAMP = 1500566368
+SHA256 (hyperlink-17.3.0.tar.gz) = ddadbbdda2b94182da14be1b5d26ec3188dfdf9687b9b8c8d810f52f79b7af1a
+SIZE (hyperlink-17.3.0.tar.gz) = 89710