epm play: add vk-messenger (fix github issue 50)

play.d/vk-messenger.sh

+#!/bin/sh
+
+PKGNAME=vk-messenger
+SUPPORTEDARCHES="x86_64"
+VERSION="$2"
+DESCRIPTION="VK Messenger from the official site"
+URL="https://vk.me/app"
+
+. $(dirname $0)/common.sh
+
+pkgtype="$(epm print info -p)"
+case "$pkgtype" in
+    rpm|deb)
+        ;;
+    *)
+        pkgtype="deb"
+        ;;
+esac
+
+PKGURL=$(epm tool eget --list --latest "$URL" "$PKGNAME.$pkgtype")
+
+repack=''
+[ "$(epm print info -s)" = "alt" ] && repack='--repack'
+
+epm $repack install $PKGURL

repack.d/vk-messenger.sh

+#!/bin/sh -x
+
+# It will be run with two args: buildroot spec
+BUILDROOT="$1"
+SPEC="$2"
+
+PRODUCT=vk-messenger
+PRODUCTDIR=/opt/$PRODUCT
+
+. $(dirname $0)/common-chromium-browser.sh
+
+fix_chrome_sandbox
+
+add_electron_deps
+