Update ruby-pg to 0.19.0.

== v0.19.0 [2016-09-21] Michael Granger <[email protected]>

- Deprecate Ruby 1.9

Enhancements:
- Respect and convert character encoding of all strings sent
  to the server. #231
- Add PostgreSQL-9.5 functions PQsslInUse(), PQsslAttribute()
  and PQsslAttributeNames().
- Various documentation fixes and improvements.
- Add mechanism to build without pg_config:
    gem install pg -- --with-pg-config=ignore
- Update Windows binary gems to Ruby-2.3, PostgreSQL 9.5.4 and
  OpenSSL 1.0.2f.
- Add JSON coders and add them to BasicTypeMapForResults and
  BasicTypeMapBasedOnResult
- Allow build from git per bundler.

Bugfixes:
- Release GVL while calling PQsetClientEncoding(). #245
- Add __EXTENSIONS__ to Solaris/SmartOS for Ruby >= 2.3.x. #236
- Fix wrong exception when running SQL while in Connection#copy_data
  block for output

databases/ruby-pg/Makefile

@@ -1,6 +1,6 @@
-# $NetBSD: Makefile,v 1.23 2015/11/29 12:10:16 taca Exp $
+# $NetBSD: Makefile,v 1.24 2016/10/09 12:47:27 taca Exp $
 
-DISTNAME=	pg-0.18.4
+DISTNAME=	pg-0.19.0
 PKGNAME=	${RUBY_PKGPREFIX}-${DISTNAME:C/postgres/&ql/}
 CATEGORIES=	databases
 

databases/ruby-pg/distinfo

@@ -1,7 +1,7 @@
-$NetBSD: distinfo,v 1.19 2016/03/18 13:18:53 fhajny Exp $
+$NetBSD: distinfo,v 1.20 2016/10/09 12:47:27 taca Exp $
 
-SHA1 (pg-0.18.4.gem) = e095413602552ef50ef938d547c58fc1d0940d8b
-RMD160 (pg-0.18.4.gem) = e69cdbfabaf2142c2ff4458213a13668c21da696
-SHA512 (pg-0.18.4.gem) = 48e792756c7ee205164b59a9515ace6320150f0ce1907293f8c1a736300c62c0b38c1be49e8ad4f1a50f29abc7f72bb43e742a8e63d9606eff4c7d2191a4fb74
-Size (pg-0.18.4.gem) = 219648 bytes
+SHA1 (pg-0.19.0.gem) = 78f4a210966421db9bdc8ae90c8310fcd791e57e
+RMD160 (pg-0.19.0.gem) = e3a36f8a8ee978479508faee5820d8314d3a8214
+SHA512 (pg-0.19.0.gem) = e72843d9056cad3998959a37a2abf460a047be734e64e6101a5c9067b7a284b94e25ef410e55444e1a60f88184f26982be851fc25a851b3144a8ed041248d9d4
+Size (pg-0.19.0.gem) = 228864 bytes
 SHA1 (patch-ext_extconf.rb) = 161b826521c4e3b5a5c6aaa88dae572e36257b9c