changes to be made to PR to pass quality checks and send it back or on a
    rare occasion we may reject it.

**3. Review**

-   For a valid PR, reviewer (person familiar with the code/functionality)
    checks if the PR looks good or needs additional changes.
-   If all looks good, the reviewer will approve the PR.
-   If a change is needed, the contributor is requested to make the suggested

*   Improved TensorForest performance.
*   Added support for multiple filename globs in `tf.matching_files`.
*   `LogMessage` now includes a timestamp as beginning of a message.
*   Added MultiBox person detector example standalone binary.
*   Android demo: Makefile build functionality added to build.gradle to fully
    support building TensorFlow demo in Android on Windows.