Merge branches 'arm-multi_pmu_v2', 'hw-bkp-v7.1-debug-v1', 'task-placement-v2', 'per-entity-load-tracking-with-core-sched-v1', 'config-fragments' and 'sched-pack-small-tasks-v1' into big-LITTLE-MP-v11

Updates:
-------
- Based on v3.7-rc3
- Stats:
 - Total Patches: 70
 - New Patches: 22
   - per-task-load-average-v3-merged: 1 by Peter Z.
   - per-entity-load-tracking-with-core-sched-v1: 15 by Preeti
   - sched-pack-small-tasks-v1:6 by Vincent
 - Dropped patches/branches (as they are already merged in 3.7): 24
   - arm-asymmetric-support-v3-v3.6-rc1: 1
   - per-cpu-thread-hotplug-v3-fixed: 8
   - rcu-hotplug-v1: 4
   - scheduler-misc-v1: 1
   - arm-multi_pmu_v2: 10 (out of 24 merged)
 - Updated Patches: 16
   - per-task-load-average-v3-merged updated with patches applied to sched/core tip

big LITTLE MP Tree process:
--------------------------
https://wiki.linaro.org/WorkingGroups/PowerManagement/Process/bigLittleMPTree

Commands used for merge:
-----------------------
$ git checkout -b big-LITTLE-MP-v11 v3.7-rc3
$ git merge arm-multi_pmu_v2 hw-bkp-v7.1-debug-v1
  per-task-load-average-v3-merged task-placement-v2
  per-entity-load-tracking-with-core-sched-v1 config-fragments
  sched-pack-small-tasks-v1

Conflicts:
	kernel/sched/fair.c