Implement timeout for performance tests

Change-Id: I821c3250b32ea4ce8d161b261916d4d03eedff9d
Reviewed-on: http://gerrit.aldebaran.lan/20984
Tested-by: gerrit
Tested-by: vbarbaresi <vbarbaresi@aldebaran-robotics.com>
Reviewed-by: vbarbaresi <vbarbaresi@aldebaran-robotics.com>

perf tests: small summary at the end

Change-Id: I36f02d6221823fd5f2a5614c57e2c90f1971601e
Reviewed-on: http://gerrit.aldebaran.lan/21123
Tested-by: gerrit
Reviewed-by: vbarbaresi <vbarbaresi@aldebaran-robotics.com>
Tested-by: vbarbaresi <vbarbaresi@aldebaran-robotics.com>
Reviewed-on: http://gerrit.aldebaran.lan/21255
Reviewed-by: dmerejkowsky <dmerejkowsky@aldebaran-robotics.com>
perf tests: update changelog

Change-Id: I75090c4d88cc0a7b79e8e0894bddd1a877ac4109
Reviewed-on: http://gerrit.aldebaran.lan/21284
Tested-by: gerrit
Reviewed-by: dmerejkowsky <dmerejkowsky@aldebaran-robotics.com>