Keywording is stalled and thus arm fails to meet minimum version.
Bug: https://bugs.gentoo.org/630486
Bug: https://bugs.gentoo.org/633882
# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
+# Andreas Sturmlechner <asturm@gentoo.org> (29 Nov 2017)
+# kde-plasma/plasma-vault is not keyworded, which depends on also
+# not yet keyworded sys-fs/{encfs,cryfs}: bugs #630486 and #633882
+kde-plasma/plasma-meta crypt
+
# Michał Górny <mgorny@gentoo.org> (29 Nov 2017)
# All current clang versions are broken on ARM.
app-doc/doxygen clang