change to 0828 API
Merge branch 'master' into feature/v2.0_point_cloud_example
Merge pull request #12 from googlesamples/feature/v2.0_point_cloud_example

Feature/v2.0 point cloud example
Corrected Status Count from onPoseAvailable().
Add disable and enable auto reset in Tango Config.
Add Manual Reset of Motion Tracking, interface in java layer.
Add UI and logic to handle set auto or manual reset before start connect to Tango Service.
Restructure JNI calls to handle lifecycle: Initialize, Connect, Disconnect.
Merge branch 'master' of https://github.com/googlesamples/tango-examples-c.
- add fps label.
- add average depth.
Merge branch 'master' into feature/v2.0_point_cloud_example
Merge pull request #13 from googlesamples/feature/v2.0_point_cloud_example

Feature/v2.0 point cloud example
Merge pull request #14 from googlesamples/feature/v2.0_area_description_example

Feature/v2.0 area description example
- clean up project folders.
Provide standardized util function for rotation conversion.
Add timestamp in and formatted debug string.
Merge branch 'master' of https://github.com/googlesamples/tango-examples-c.
New Icons added for three projects.
One more change for Icon.
Quaternion version of the rotation conversion.