Filter executions of same commit in performance report Previously we displayed all recent 3 executions if the current build is FROM-CACHE, this can be improved by only displaying the executions which have same commits as current build.
- Add graph for the confidence of the failure. - Add graph showing relative differences from to the current version. - Use Java8 stream to refactor old data processing code. - Refactor to get rid of old JSON string concatenation. - Add tests for JSON data generation.