Description of problem:
When deployment is in rolling update process, the scale up and scale down arrow for new deployment on overview page still enabled

Version-Release number of selected component (if applicable):
openshift v1.4.0-alpha.0+cc110d2 (latest origin-web-console, the latest commit is 6a784016a2255481933d0c527ad835c9aaa09c14)


How reproducible:
Always

Steps to Reproduce:
1.Create deployment
# cat >> hello-deployment-1.yaml << EOF
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: hello-openshift
spec:
  replicas: 4
  template:
    metadata:
      labels:
        app: hello-openshift
    spec:
      containers:
      - name: hello-openshift
        image: openshift/hello-openshift
        ports:
        - containerPort: 80
  strategy:
    rollingUpdate:
      maxSurge: 3
      maxUnavailable: 2
    type: RollingUpdate

EOF
# oc create -f hello-deployment-1.yaml
deployment "hello-openshift" created
2. Wait all pods(4 pods) are ready 
3. Update deployment/hello-openshift,change .spec.template.spec.containers.image to yapei/hello-openshift-fedora
# oc edit deployment/hello-openshift
deployment "hello-openshift" edited
4. Check deployments on Overview page

Actual results:
4. When deployment in Rolling update process, scale up and scale down arrow for new deployment is still enabled

Expected results:
4. Should disabled scale up and scale down arrow for new ones when deployment in rolling update process until deployment update finish

Additional info: