Add basic docker network action

plugins/providers/docker/action/network.rb

@@ -0,0 +1,18 @@
+module VagrantPlugins
+  module DockerProvider
+    module Action
+      class Network
+        def initialize(app, env)
+          @app = app
+        end
+
+        def call(env)
+          # If we aren't using a host VM, then don't worry about it
+          return @app.call(env) if !env[:machine].provider.host_vm?
+
+          @app.call(env)
+        end
+      end
+    end
+  end
+end