Convert bmg160 sensor driver and sample app to utilize device tree.
Introduce a dts board overlay on the frdm_k64f board to ensure we at
least have a single platform in which the sample gets built.
Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
This will prepare test cases and samples with metadata and information
that will be consumed by the sanitycheck script which will be changed to
parse YAML files instead of ini.
Signed-off-by: Anas Nashif <anas.nashif@intel.com>