enable 2nd core auto hotplug by default

keeping it disabled caused BSODs when plugging it in for some odd
reasons
Merge pull request #1 from p990-slimrom/cm-10.2-dev

Use latest OpenGL ES V3.0 @TheMrcool212
update Torch overlay
cleanup
lets use TARGET_CPU_VARIANT := generic to get back to the unodified bionic repo

Change-Id: I908ff4de97de1b1b54c1480d15aa8e589cb6c1ae

Conflicts:
	BoardConfig.mk