Revert "s4-common: mpdecision no --avg_comp"

This reverts commit 7013e5e92526451945a7a572e1c123377ce8212d.
Revert "s4-common: Linaro Optimization"

This reverts commit 0ecf65cbf5151fe80ad899fbe3a549c00a186208.

Conflicts:

	BoardConfigCommon.mk
Revert "s4-common: Krait Optimization"

This reverts commit 4dd585d80302e9da5fdfc4b5f2205be38c10d760.

Conflicts:

	BoardConfigCommon.mk