Release pkg 1.12.0

- updating: allow to use regular expession in AFFECTS: value
- updating: improve the exact matching for AFFECTS: values
- recommand using pkg bootstrap -f instead of pkg-static install -f to reinstall
  pkg itself
- Add support for lua in package scripts (not documented yet)
- Add support for lua in keywords definition (not documented yet)
- Properly detect when base libarchive is linked to zstd and handle it. (needed
  an upcoming change in base)
- Add a function tu lua script to append message at the run of the pkg process
  along with other messages
- Add the missing warning about @unexec being deprecated for a while now in
  pkg-plist
- Fix build with gmake
- Ensure pkg_shutdown properly reinitialize all the closed fd to -1.
- Do not crash when being passed an unsupported ABI

ports-mgmt/pkg/Makefile

@@ -1,7 +1,7 @@
 # $FreeBSD$
 
 PORTNAME=	pkg
-DISTVERSION=	1.11.1
+DISTVERSION=	1.12.0
 _PKG_VERSION=	${DISTVERSION}
 CATEGORIES=	ports-mgmt
 #MASTER_SITES=	\

ports-mgmt/pkg/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1559314706
-SHA256 (freebsd-pkg-1.11.1_GH0.tar.gz) = 7fd2ccc2cdabccda8f1aacaf101db73027116e907feecec29ca64a67f1b075f5
-SIZE (freebsd-pkg-1.11.1_GH0.tar.gz) = 3560701
+TIMESTAMP = 1568790737
+SHA256 (freebsd-pkg-1.12.0_GH0.tar.gz) = 53141c4833a9776d916fb31eff346b8877e687d54edaec59b8472b71f62ec165
+SIZE (freebsd-pkg-1.12.0_GH0.tar.gz) = 3867210