[wrt] Update suite.json for testapp
Merge pull request #876 from kangxu/kangxu/wrt/testappfolder/add

[wrt] Update suite.json for testapp
[wrt][WEBQA-146] Update config and py to fix issue
Merge pull request #879 from kangxu/kangxu/wrt/autojson/update

[wrt][WEBQA-146] Update config and py to fix issue