Namespace scope events in storage
Update cadvisor manifest to bind mount "/sys" from global namespace.
Merge pull request #3105 from vishh/update_cadvisor

Update cadvisor manifest to bind mount "/sys" from global namespace.
Merge pull request #3095 from derekwaynecarr/events_not_namespace

Namespace scope events in storage
Enhancements to scheduler priority functions
 - Modified the existing spreading priority to consider service pods explicitly
 - Added a new priority function to spread pods across zones
Adding label checker predicates and test cases
Adding service affinity predicate