comms/ser2net: update 3.5 to 3.5.1

Makefile
        adopt the port;
        silent portlint.

    files/
        regen patch-dataxfer.h with makepatch.

Approved by:	araujo (mentor)
Differential Revision:	https://reviews.freebsd.org/D18588

comms/ser2net/Makefile

@@ -2,19 +2,19 @@
 # $FreeBSD$
 
 PORTNAME=	ser2net
-PORTVERSION=	3.5
+PORTVERSION=	3.5.1
 CATEGORIES=	comms net
 MASTER_SITES=	SF/${PORTNAME}/${PORTNAME}
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	egypcio@FreeBSD.org
 COMMENT=	Allows to access serial ports over IP
 
 LICENSE=	GPLv2+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
+USES=		libtool
 USE_RC_SUBR=	${PORTNAME}
 
-USES=		libtool
 GNU_CONFIGURE=	yes
 
 PORTDOCS=	AUTHORS ChangeLog NEWS README

comms/ser2net/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1511367623
-SHA256 (ser2net-3.5.tar.gz) = ba9e1d60a89fd7ed075553b4a2074352902203f7fbd9b65b15048c05f0e3f3be
-SIZE (ser2net-3.5.tar.gz) = 436782
+TIMESTAMP = 1545042767
+SHA256 (ser2net-3.5.1.tar.gz) = 02f5dd0abbef5a17b80836b0de1ef0588e257106fb5e269b86822bfd001dc862
+SIZE (ser2net-3.5.1.tar.gz) = 437254

comms/ser2net/files/patch-dataxfer.h

@@ -1,5 +1,5 @@
---- dataxfer.h.orig	2014-12-28 21:17:23.000000000 +0200
-+++ dataxfer.h	2014-12-28 21:17:53.000000000 +0200
+--- dataxfer.h.orig	2014-12-28 23:17:23 UTC
++++ dataxfer.h
 @@ -20,7 +20,7 @@
  #ifndef DATAXFER
  #define DATAXFER