Update to 2.88

Upstream changes:
$Revision: 2.88 $ $Date: 2016/11/29 23:29:23 $
! t/taint.t
  Pulled: Fix test t/taint.t to pass when Encode::ConfigLocal is present
  dankogai/p5-encode#83
! Makefile.PL Unicode/Makefile.PL bin/enc2xs lib/Encode/Alias.pm
  t/Aliases.t t/enc_data.t t/enc_module.t t/encoding.t t/jperl.t
  Pulled: various fixes
  dankogai/p5-encode#82
! t/mime-header.t
  Pulled: Fix test t/mime-header.t to pass on HP-UX 11.23/64 U
    with perl v5.8.3
  dankogai/p5-encode#81
! t/Encode.t
  Pulled: Extend COW tests for UTF-8 and Latin1
  dankogai/p5-encode#80
! Encode.xs Unicode/Unicode.xs
  Pulled: Rmv impediment to compiling under C++11
  dankogai/p5-encode#78
! Encode.xs Unicode/Unicode.xs
  Pulled: Do not use expressions in macros SvTRUE, SvPV, SvIV,
    attr and attr_true
  dankogai/p5-encode#77
! Unicode/Unicode.xs t/magic.t
  Pulled: Fix handling of undef, COW and magic scalar argument
    in Unicode.xs
  dankogai/p5-encode#76
! Encode.xs encoding.pm
  Fix 2 of 3 problems Steve Hay found.
  1. C89 compiler failures (patch attached).
  2. encoding.pm has changed slightly but has no $VERSION++
  Message-Id: <CADED=K6ve_DAzRXPX=EsjtUDnZppAaw+BP1Ziw_fU5f32k+Wyg@mail.gmail.com>

textproc/p5-Encode/Makefile

@@ -1,6 +1,6 @@
-# $NetBSD: Makefile,v 1.38 2016/11/28 12:22:23 wen Exp $
+# $NetBSD: Makefile,v 1.39 2017/02/18 07:50:23 wen Exp $
 
-DISTNAME=	Encode-2.87
+DISTNAME=	Encode-2.88
 PKGNAME=	p5-${DISTNAME}
 CATEGORIES=	textproc perl5
 MASTER_SITES=	${MASTER_SITE_PERL_CPAN:=Encode/}

textproc/p5-Encode/distinfo

@@ -1,6 +1,6 @@
-$NetBSD: distinfo,v 1.27 2016/11/28 12:22:23 wen Exp $
+$NetBSD: distinfo,v 1.28 2017/02/18 07:50:23 wen Exp $
 
-SHA1 (Encode-2.87.tar.gz) = 3b6b388dd0d6f0e2d28ddf17b83f8bc26e999719
-RMD160 (Encode-2.87.tar.gz) = 93348b2f2fccdad1b8a74de21672a1f7338ff87a
-SHA512 (Encode-2.87.tar.gz) = 81b899464932856760df3e14d8e9e1131f6ceaf00f0dc589c0fb469897ee8ceebcad084708d9120567348662cc7d29d8ad3143f51c1035105a7b7dff6d1f6071
-Size (Encode-2.87.tar.gz) = 2027712 bytes
+SHA1 (Encode-2.88.tar.gz) = d074105a1a69614cd7c3efc1f390d63c7226bac8
+RMD160 (Encode-2.88.tar.gz) = 18ebbe3e42e0282f361e71dcde3c7ecbd6b4e618
+SHA512 (Encode-2.88.tar.gz) = 1261415abd9c2ad5f8d009441e1f2f541d7e94c570549d3b895df57d5c7480087ec646b2691724007a5797238cb7249347d9b97b7c46018973a7ef33274fe162
+Size (Encode-2.88.tar.gz) = 2028797 bytes