Add static CNI plugin

This changes to add 'static' CNI plugin, which provides to assign
IPv4/v6 address statically from given config file. See README.md
for the details.

plugins/ipam/static/static_suite_test.go

@@ -0,0 +1,27 @@
+// Copyright 2018 CNI authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main_test
+
+import (
+	"testing"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+func TestStatic(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "Static Suite")
+}