app-vim/themis: add 1.7.0, drop 1.5.5

Signed-off-by: Anna (cybertailor) Vyalkova <cyber+gentoo@sysrq.in>

app-vim/themis/themis-1.7.0.ebuild

@@ -0,0 +1,28 @@
+# Copyright 2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit vim-plugin
+
+DESCRIPTION="A testing framework for Vim script"
+HOMEPAGE="https://github.com/thinca/vim-themis"
+SRC_URI="https://github.com/thinca/vim-${PN}/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz"
+S="${WORKDIR}/vim-${P}"
+
+LICENSE="ZLIB"
+KEYWORDS="~amd64 ~x86"
+
+VIM_PLUGIN_HELPFILES="themis"
+
+src_test() {
+	bash ./bin/themis || die
+}
+
+src_install() {
+	rm -r examples test || die
+	vim-plugin_src_install
+
+	dosym -r /usr/share/vim/vimfiles/bin/themis /usr/bin/themis
+	fperms +x /usr/share/vim/vimfiles/bin/themis
+}