Merge pull request #2552 from pwittrock/krm

Write setter definitions to `Krmfile` instead of `kustomization`

cmd/config/docs/commands/init.md

@@ -0,0 +1,18 @@
+## init
+
+[Alpha] Initialize a directory with a Krmfile.
+
+### Synopsis
+
+[Alpha]  Initialize a directory with a Krmfile.
+
+  DIR:
+    Path to local directory.
+
+### Examples
+
+    # create a Krmfile in the local directory
+    kustomize config init
+
+    # create a Krmfile in my-dir/
+    kustomize config init my-dir/