Use apiextension v1

- upgrade from apiextension v1beta1 to v1
 - generate yaml manifest for crd intead of applying it at runtime
  - users will have to apply the manifest with kubectl
 - kg and kgctl log an error if the crd is not present
 - now validation should actually work

Signed-off-by: leonnicolas <leonloechner@gmx.de>

vendor/sigs.k8s.io/controller-tools/pkg/genall/input.go

@@ -0,0 +1,37 @@
+/*
+Copyright 2019 The Kubernetes 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 genall
+
+import (
+	"io"
+	"os"
+)
+
+// InputRule describes how to load non-code boilerplate artifacts.
+// It's not used for loading code.
+type InputRule interface {
+	// OpenForRead opens the given non-code artifact for reading.
+	OpenForRead(path string) (io.ReadCloser, error)
+}
+type inputFromFileSystem struct{}
+
+func (inputFromFileSystem) OpenForRead(path string) (io.ReadCloser, error) {
+	return os.Open(path)
+}
+
+// InputFromFileSystem reads from the filesystem as normal.
+var InputFromFileSystem = inputFromFileSystem{}