Fix issue with after create scripts

lib/vagrant-lxc/action.rb

@@ -53,6 +53,7 @@ module Vagrant
           b.use ForwardPorts
           b.use SaneDefaults
           b.use Customize
+          b.use AfterCreate
           b.use Boot
         end
       end
@@ -86,7 +87,6 @@ module Vagrant
             end
           end
           b.use action_start
-          b.use AfterCreate
           # b.use Vagrant::Action::Builtin::SetHostname
         end
       end

lib/vagrant-lxc/action/after_create.rb

@@ -3,10 +3,11 @@ module Vagrant
     module Action
       class AfterCreate < BaseAction
         def call(env)
+          # Continue, we need the VM to be booted.
+          @app.call env
           if env[:just_created] && (script = env[:machine].box.metadata['after-create-script'])
             env[:machine].provider.container.run_after_create_script script
           end
-          @app.call env
         end
       end
     end

lib/vagrant-lxc/action/boot.rb

@@ -1,10 +1,19 @@
 module Vagrant
   module LXC
     module Action
+      # DISCUSS: The Boot action has a different meaning on VB provider and it
+      # assumes the machine has been started already.
       class Boot < BaseAction
         def call(env)
           config = env[:machine].provider_config
-          env[:machine].provider.container.start(config)
+
+          # Allows this middleware to be called multiple times. We need to
+          # support this as base boxes might have after create scripts which
+          # require SSH access
+          unless env[:machine].state.running?
+            env[:machine].provider.container.start(config)
+          end
+
           @app.call env
         end
       end