Prepare for commiting 6515 chip specifc drop.

Split /hardware/invensesnse code to chip specific 60xx and 65xx directories.
Moved 6050 chip specific stuff into 60xx directory. Manta uses that.

This will allow 6515 chip specific stuff go in 65xx directoryi which will be
used by hammerhead.

Change-Id: If7ae097cba5376bbc68c644f14fdb2689dee2da5
Motion Apps 5.1.6 Release Candidate 13

Invensense HAL code specific for 65xx chip family.

Change-Id: Id82bfc3ea94fb5cf04196002bab59c15773a3c5b
Makefile build generic invensesnse module.

Removed device specific LOCAL_MODULE from this makefile.

Change-Id: I10c59edf574a4e854f1151fe46c264432765d542
Invensense: 65xx: Null check for pressor sensor (DO NOT MERGE)

system server is restarted repeatedly due to dataabort of the sensor HAL
when sensor probe is failed.

Change-Id: I9f0deb40ea54b377a870a3429791ad042a3d2265
Motion Apps 5.1.6 Release Candidate 25

    Added multi-rate support for sensors in batch mode.
    Fix step detector and step counter bugs.
    Calib-bias entries are now updated after executing self_test.
    Fix batching mode bug where timeout greater than buffer size was not being handled correctly.
    Ensure MPU goes into sleep mode when idle.
    Fifo overflows checks added to batch mode.
    Batch mode takes priority over continuous mode when concurrent requests are made.

Change-Id: I5185723cd54831f3d36c125865049bd4311be2f0
Invensense: 65xx: Null check for pressor sensor

system server is restarted repeatedly due to dataabort of the sensor HAL
when sensor probe is failed.

Change-Id: I489a3b079be07355b3987f86dec6f2bfabafde79
fix build. new sensor hal header.

Change-Id: I21a14ee36bdada131248da72bcd248020bbc1598
fix build. new sensor hal header.

Change-Id: Id516752b8321a53a4826e21521a6ecce02b1a772
Remove unused GPL'd files (simple_apps, mpu.h)

The libsensors/* and mlsdk/* files reference an mpu.h which
is mlsdk/**/mpu.h that is not GPL.

Bug: 10612505
Change-Id: I15b4f883247d49c86cf5bcfad48315ee37ebb50d
Merge tag 'android-4.4_r1' into kitkat-staging

Android 4.4 Release 1.0