[dts] [PATCH v2] framework: Adding JSON reporter

[Liu, Yong]

Thanks Radoslaw, applied.

On 09/07/2017 01:50 AM, Radoslaw Biernacki wrote:
> This patch adds the JSON reporter class which puts the results
> into output/test_results.json file
> Having JSON file format for results is usefull for CI integration.
>
> v2:
> - results from all DUT's and targets are now stored in single JSON file
> - "N/A" and "BLOCKED" are also used as test result
>
> Signed-off-by: Radoslaw Biernacki<radoslaw.biernacki at linaro.org>