pm-qa: change result message for tests

- change the result message for each subtest, so that it won't interfere with lava log
  parsing. Report total pass and fail count for tests.
- bug: https://bugs.launchpad.net/linaro-power-qa/+bug/1156614
- change permission in cputopology scripts for execution

Signed-off-by: Sanjay Singh Rawat <sanjay.rawat@linaro.org>
diff --git a/thermal/thermal_04.sh b/thermal/thermal_04.sh
index 7fe53e2..58aac43 100755
--- a/thermal/thermal_04.sh
+++ b/thermal/thermal_04.sh
@@ -81,3 +81,4 @@
 trap "heater_kill; sigtrap" SIGHUP SIGINT SIGTERM
 
 for_each_cooling_device verify_cooling_device_temp_change
+test_status_show