Allow lua scripts in the framworks.

Bump the minimum required pkg version to a version that accepts
properly lua scripts

Lua script offers the advantages over shell scripts that they are
running in a capsicum sandbox and they are natively rootdir friendly

Reviewed by:		portmgr (mat)
Differential Revision:	https://reviews.freebsd.org/D21433

CHANGES

@@ -10,6 +10,18 @@ in the release notes and/or placed into UPDATING.
 
 All ports committers are allowed to commit to this file.
 
+20200414:
+AUTHOR: bapt@FreeBSD.org
+
+  package scripts can now be done in lua, the following are supported:
+
+  - pkg-pre-install.lua
+  - pkg-post-install.lua
+  - pkg-pre-deinstall.lua
+  - pkg-post-deinstall.lua
+
+  see pkg-lua-script(5) for more details.
+
 20200414:
 AUTHOR: mat@FreeBSD.org
 

Mk/Scripts/create-manifest.sh

@@ -104,6 +104,7 @@ for stage in INSTALL DEINSTALL UPGRADE; do
 		output=${dp_METADIR}/+${prepost:+${prepost}_}${stage}
 		for input in ${files}; do
 			[ -f "${input}" ] && cat ${input} >> ${output}
+			[ -f "${input}.lua" ] && cp ${input}.lua ${dp_METADIR}
 		done
 	done
 done

Mk/bsd.port.mk

@@ -1047,7 +1047,7 @@ _FLAVOR:=	${FLAVOR}
 .if !defined(PORTS_FEATURES) && empty(${PORTS_FEATURES:MFLAVORS})
 PORTS_FEATURES+=	FLAVORS
 .endif
-MINIMAL_PKG_VERSION=	1.6.0
+MINIMAL_PKG_VERSION=	1.13.0
 
 _PORTS_DIRECTORIES+=	${PKG_DBDIR} ${PREFIX} ${WRKDIR} ${EXTRACT_WRKDIR} \
 						${STAGEDIR}${PREFIX} ${WRKDIR}/pkg ${BINARY_LINKDIR}