Import memchr implementation from cortex-strings for Cortex A15

Benchmarks on a Nexus 10 have shown the cortex-strings implementation
of memchr to be 60%-70% faster (depending on input)

Signed-off-by: Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>

Change-Id: I72b119905234570e54068375e5c3593d0647c67c
Replace Cortex A15 strlen implementation with cortex-strings

Benchmarks on a Nexus 10 have shown this implementation to be 5%-20%
faster (depending on input)

Change-Id: I4331a390c404a77b1e13909d713c4258a3776bca
Signed-off-by: Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
Merge remote-tracking branch 'cm/cm-11.0' into HEAD

Change-Id: I84c8a118e22a958d5df598a2806a0853149ca716
libc: Fix memchr inclusion

Change-Id: I6f374f16b08e19851a375a4abad3e8235f8da59c
Merge remote-tracking branch 'cm/cm-11.0' into HEAD
libc: Fix memchr inclusion on scorpion

Change-Id: I0f4d31c85c8671be9790feab03469f89520763b7
Merge remote-tracking branch 'cm/cm-11.0' into HEAD

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

Change-Id: I7644c80a3113fd03b25cb1374b62a0147fd71f82
bionic: krait; use cortex-a15 memchr

University studies also show that this commit helps you lose up to as many as 10 pounds of body fat, OR MORE!

Change-Id: Idfedeac83775602ef0e4252fceebc87c8f038fa9