Merge branches 'arm-multi_pmu_v2', 'hw-bkp-v7.1-debug-v1', 'task-placement-v2-sysfs', 'misc-patches', 'config-fragments' and 'sched-pack-small-tasks-v1-arm' into big-LITTLE-MP-master-v13

Updates:
-------
- Created more branches with same stuff to keep topics separated.
- Applied additional patch from Morten

Commands used for merge:
-----------------------
$ git checkout -b big-LITTLE-MP-master-v13 v3.7-rc5
$ git merge arm-multi_pmu_v2 hw-bkp-v7.1-debug-v1
  per-task-load-average-v3-merged task-placement-v2 task-placement-v2-sysfs
  misc-patches config-fragments sched-pack-small-tasks-v1-fixed
  sched-pack-small-tasks-v1-arm

Conflicts:
	kernel/sched/fair.c