libc: Unbreak build for scorpion

Use cortex-a15 memcpy and krait memset routines

Change-Id: I02cb178b33b01fc91e903f1f7b620640fd0f3310
Merge remote-tracking branch 'cm/cm-11.0' into HEAD

Conflicts:
	libc/arch-arm/scorpion/scorpion.mk

Change-Id: I436f2c8696c79b9f12accf54b8e7e3c60da177c8