Description of problem:
When I restart an app via REST API the pid of app does not change

Version-Release number of selected component (if applicable):
reproduced on STG (devenv-stage_472), openshift build N 2.0.33

How reproducible:
Always

Steps to Reproduce:
1. rhc app create myapp python-2.6
2. ssh %app_uuid%@myapp cat ./python/run/httpd.pid
3. restart the app using rest request:

curl -k -X POST https://stg.openshift.redhat.com/broker/rest/applications/%app_uuid%/events --user %username%:%password% --data-urlencode event=restart

4. ssh %app_uuid%@myapp cat ./python/run/httpd.pid

Actual results:
The pids in steps 2 and 4 are identical

Expected results:
the pid should change


Additional info: