Vagrantfile: Delete

This hasn't been touched in 7 years and Vagarant is no longer
a default entrypoint for many people. We have other things
documented in CONTRIBUTING.

Signed-off-by: Colin Walters <walters@verbum.org>

Vagrantfile

@@ -1,35 +0,0 @@
-# -*- mode: ruby -*-
-# vi: set ft=ruby :
-
-# All Vagrant configuration is done below. The "2" in Vagrant.configure
-# configures the configuration version (we support older styles for
-# backwards compatibility). Please don't change it unless you know what
-# you're doing.
-Vagrant.configure(2) do |config|
-    config.vm.provider "libvirt" do |libvirt, override|
-        libvirt.memory = 3096
-        libvirt.cpus = 3
-	libvirt.storage :file,
-		:type => 'qcow2'
-    end
-    config.vm.synced_folder ".", "/home/vagrant/sync", disabled: true
-    config.vm.synced_folder ".", "/home/vagrant/libpod", type: "rsync", rsync__exclude: ["_output"]
-
-  # The most common configuration options are documented and commented below.
-  # For a complete reference, please see the online documentation at
-  # https://docs.vagrantup.com.
-
-  # Every Vagrant development environment requires a box. You can search for
-  # boxes at https://atlas.hashicorp.com/search.
-    config.vm.define "fedora_atomic" do |fedora_atomic|
-        fedora_atomic.vm.box = "fedora_atomic"
-        fedora_atomic.vm.box_url = "https://getfedora.org/atomic_vagrant_libvirt_latest"
-    end
-    config.vm.define "centos_atomic" do |centos_atomic|
-        centos_atomic.vm.box =  "centos_atomic"
-        centos_atomic.vm.box_url = "https://ci.centos.org/artifacts/sig-atomic/centos-continuous/images/cloud/latest/images/centos-atomic-host-7-vagrant-libvirt.box"
-    end
-    config.vm.define "fedora_cloud" do |fedora_cloud|
-        fedora_cloud.vm.box =  "fedora/26-cloud-base"
-    end
-end