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/github.com/gobuffalo/flect/pascalize.go

@@ -0,0 +1,25 @@
+package flect
+
+import (
+	"unicode"
+)
+
+// Pascalize returns a string with each segment capitalized
+//	user = User
+//	bob dylan = BobDylan
+//	widget_id = WidgetID
+func Pascalize(s string) string {
+	return New(s).Pascalize().String()
+}
+
+// Pascalize returns a string with each segment capitalized
+//	user = User
+//	bob dylan = BobDylan
+//	widget_id = WidgetID
+func (i Ident) Pascalize() Ident {
+	c := i.Camelize()
+	if len(c.String()) == 0 {
+		return c
+	}
+	return New(string(unicode.ToUpper(rune(c.Original[0]))) + c.Original[1:])
+}