sync changes from v1.4 branch to here (kubeflow#35)

* Add IKS files

- Add orignal distributions folder as dist and remove
  non-IKS files, except OpenShift
- Add `iks-single` for single user deployment
- Add `iks-multi` for multiple user deployment

Signed-off-by: Yihong Wang <yh.wang@ibm.com>

* remove openshift related files

Signed-off-by: Yihong Wang <yh.wang@ibm.com>

* Add Application CRD

Add Application CRD and an application object
to specify kubeflow version and show on centraldashboard.

Signed-off-by: Yihong Wang <yh.wang@ibm.com>

* Update doc links on centraldashboard (kubeflow#27)

update doc links on centraldashboard's landing page to
point to IKS and pipeline docs.

Signed-off-by: Yihong Wang <yh.wang@ibm.com>

* Update README for v1.4

Update the README to indicate that this
repo is used for Kubeflow on IKS. And
point out two specific directories for single
and multi-tenant deployments

Signed-off-by: Yihong Wang <yh.wang@ibm.com>

* use the overlay for knative

because of this issue:
kubeflow#1966
an overlay is created. need to use it instead of the
knative/base

Signed-off-by: Yihong Wang <yh.wang@ibm.com>

dist/stacks/ibm/application/istio-1-9-0-openshift/kustomization.yaml

@@ -3,7 +3,7 @@ kind: Kustomization
 #namespace: istio-system
 resources:
 - namespace.yaml
-# Generated this file with 
+# Generated this file with
 #istioctl profile dump openshift > openshift-profile.yaml
 # istioctl manifest generate -f openshift-profile.yaml -f profile-overlay.yaml > openshift_dump.yaml
 # from istio-1-9-0 folder

dist/stacks/ibm/application/knative/openshift/kustomization.yaml

@@ -5,4 +5,3 @@ resources:
 - ../../../../../../common/knative/knative-serving-install/base
 - ../../../../../../common/knative/knative-eventing-crds/base
 - ../../../../../../common/knative/knative-eventing-install/base
-