Backwards compatible with_target_vms, fix failing test

lib/vagrant/command/base.rb

@@ -71,6 +71,10 @@ module Vagrant
         # Setup the options hash
         options ||= {}
 
+        # Require that names be an array
+        names ||= []
+        names = [names] if !names.is_a?(Array)
+
         # First determine the proper array of VMs.
         vms = []
         if names.length > 0

lib/vagrant/command/package.rb

@@ -54,7 +54,7 @@ module Vagrant
       end
 
       def package_target(name, options)
-        with_target_vms([ name ], :single_target => true) do |vm|
+        with_target_vms(name, :single_target => true) do |vm|
           raise Errors::VMNotCreatedError if !vm.created?
           @logger.debug("Packaging VM: #{vm.name}")
           package_vm(vm, options)