Description of problem:
After create pvc in project, try to attach it to pod from web console, it hangs there without info to show attaching succeeded or failed

Version-Release number of selected component (if applicable):
openshift v1.1-592-g6509034
kubernetes v1.1.0-origin-1107-g4c8e6f4
etcd 2.1.2

fork_ami_openshift3_userinterface_public_500_158 

How reproducible:
Always

Steps to Reproduce:
1.Create pvc in project.
2.Create dc in project.
# oc run mytest --image=yapei/hello-openshift -n prozyp
3.Login web console.
4.Try to add the pvc on deployment config page:https://<serverhost>:8443/console/project/<projectname>/browse/deployments/<dcname>.
Click "Attach storage", input the needed info in the page, then click "Attach" 
5.Try to add the pvc on a deployment page: https://<serverhost>:8443/console/project/<projectname>/browse/deployments/<dcname>/<dcname>-1.
Click "Attach storage", input the needed info in the page, then click "Attach" 
6.Try to add the pvc on pod page by clicking into "Attach storage and redeploy", and  input the needed info in the page, then click "Attach"

Actual results:
4,5,6.After click "Attach", it hangs there without any info to show if attaching succeeded or failed. And check on pod page, no volumn is added.

Expected results:
4,5,6.Should attach successfully.

Additional info:
Attaching pvc from cli succeeds:
# oc volume dc/mytest --add -t pvc --claim-name myclaim-3 -n prozyp
info: Generated volume name: volume-e9it6
deploymentconfigs/mytest