Revert "Enable PLD prefetch support and 32 bit cacheline flag"

This reverts commit 24ada4dd940e722b28e8bec134de7dd00dea0def.

Conflicts:
	BoardConfig.mk
Revert "Remove preload EGL drivers in Zygote at boot time"

This reverts commit 7d021f270123cb6d328e119f5aeb3bf5b3fab318.
Revert "Update kernel to bk14 beta2"

This reverts commit d5cd40816cca485493d1872fe2421f48739f7f72.