sensors:ndk-example-app: rewrite to work with multiple sensors

Code is brought into feature alignment with the sensor HAL test.
Additional sensor types added.  Each sensor of every type are activated
and if successful, data is returned.

BUG=none
Change-Id: Ieff446aed388c04014c57670c6fae2e113f229f2
Signed-off-by: Bruce Beare <bruce.j.beare@intel.com>
1 file changed