m4: Only enable MTP by default

Change-Id: I9eb9d5562ee5a861a8ae50395f82c957537862c4
m4: Utilize recovery_root_private

Prebuilt modules can be placed in the correct directory structure under
recovery/root and the build system will automatically copy them to the
recovery ramdisk.

Change-Id: I20c3d5b44e6ed7bc71a36c6a40d0de6e65e204f3
m4: Disable denoise setting for camera

Enabling denoise causes camera to crash. Report that only "off" is
supported so that Camera2 removes the setting.

Change-Id: I6caab1d78cf24cc3b1b2faaa8a9d1b3d4c6e7715
m4: Don't override RIL class

Change-Id: I73a9233fad88805654ce279fef453b8f26e9d69e
m4: Spring cleaning

Change-Id: If030e8ee7126cdaf12a6cada60fd0089a70d0573
Revert "m4: camera requires VECTORIMPL_SYMBOLS"

This reverts commit 2d96f3a26571f7fdcb51084de30a269f8d1b6f49.

Change-Id: Ic58cc7f53ca24d2e289720c0734faaa3f5676185
m4: Camera doesn't need PMEM heap anymore

Change-Id: Ice708cd8c58b3c22a5e02e4face0ad229ab8568a
m4: Use old mmap behaviour

Change-Id: Icaacb94f0987e80606a4fc7c6b791b0888ca57c6
Merge remote-tracking branch 'cm/cm-12.0' into HEAD