Build - product_config: Set CM_BUILD priority above TARGET_BUILD_APPS

Even if we are doing TARGET_BUILD_APPS, we may want to use a cm
target for building.
Original_Change-Id: Ic8053bc679fa8b726be90e611aeaacdf1850cabc

Conflicts:
	core/product_config.mk

Change-Id: I367368e0846ffdad292b2798417024b9981b9a8f
Signed-off-by: STELIX <ssspinni@gmail.com>
Build - don't clear recovery ramdisk

Clearing recovery ramdisk removes all files place there by the
device tree and all busybox symlinks placed there by recovery

Original_Change-Id: I19e6164856a01a83a6e2c50ef96742edcb9f570f

Change-Id: I6fe463f779f929d683a9489b1800917f569874fe
Signed-off-by: STELIX <ssspinni@gmail.com>
Build - LRX21N

Change-Id: I4a8fb28c3bb64e53bd61b4022e9c16c08a0d89ac
Signed-off-by: STELIX <ssspinni@gmail.com>