oo-accept-node: fixed cgroups defunct proc bug

Fixed bug in oo-accept-node that caused it to still flag defunct
gear processes as not belonging to cgroups.
Merge pull request #2806 from twiest/dev/twiest/oo-accept-node-cgroup-defunct-fix

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parallelization of app events across gears
Use -z with quotes
Merge pull request #2798 from rajatchopra/master

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Merge pull request #2807 from danmcp/master

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add APP_UUID to process
Merge pull request #2809 from bdecoste/master

Merged by openshift-bot