[metadata] update layout.conf from tree

metadata/layout.conf

@@ -1,33 +1,37 @@
-# Copyright 1999-2016 Gentoo Foundation
+# Copyright 1999-2019 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
 # For details on this file, see the layout.conf section of the
 # portage(5) man page.
 
-# we inerhit eclasses from gentoo
-masters = gentoo
+# Allow specific PROPERTIES and RESTRICT values in ebuilds.
+properties-allowed = interactive live
+restrict-allowed = binchecks bindist fetch installsources mirror preserve-libs splitdebug strip test userpriv
 
-# This went live Wednesday, July 4, 2012 at 10:00 UTC
-# https://archives.gentoo.org/gentoo-dev-announce/message/a15cbea85dd089c99302f949b4072c20
-# https://wiki.gentoo.org/wiki/GLEP:59
-manifest-hashes = SHA256 SHA512 WHIRLPOOL
+# manifest-hashes specify hashes used for new/updated entries
+# the current set went live on 2017-11-21, per 2017-11-12 Council meeting
+# https://archives.gentoo.org/gentoo-dev/message/ba2e5d9666ebd7e1bff1143485a37856
+manifest-hashes = BLAKE2B SHA512
+
+# The following hashes are required on all Manifest entries. If any
+# of them are missing, repoman will refetch and rehash old distfiles.
+# Otherwise, old distfiles will keep using their current hash set.
+manifest-required-hashes = BLAKE2B
 
 # 2013-04-09 gentoo's council says to deprecate EAPIs 1 and 2 (bug #470670).
 # 2014-02-25 council meeting deprecated EAPIs 0 and 3.
+# 2014-03-11 council meeting banned EAPI 1 and 2.
 # 2015-10-11 council meeting deprecated EAPI 4.
-eapis-banned = 1
-eapis-deprecated = 0 2 3 4
+# 2016-01-10 council meeting banned EAPI 3.
+# 2018-05-13 council meeting deprecated EAPI 5 for ebuilds.
+eapis-banned = 1 2 3
+eapis-deprecated = 0 4 5
 
 # Bug #337853 - gentoo's council says to enable
 # --echangelog by default for the "gentoo" repo
 # INFRA NOTE 2015/08/08: No more old ChangeLogs in Git
 update-changelog = false
 
-# the default *is* actually pms, but better safe then sorry
-# since we don't actually need stuff like package.* as
-# directory
-profile-formats = pms
-
 # Make egencache generate newer (more reliable)
 # md5-dict cache format (see bug #409445).
 # NOTE: list md5-dict first so clients prefer it
@@ -35,6 +39,9 @@ profile-formats = pms
 # 2012 was the removal date)
 cache-formats = md5-dict
 
+# we inerhit eclasses from gentoo
+masters = gentoo
+
 # Use thin Manifests for Git
 thin-manifests = true