narrowed msg callout width
Merge pull request #3097 from tjrosario/sms-message-callout-tweaks

narrowed msg callout width
Fixes passing override arguments to the test runner.
Updating CasperJS config variable with staging test campaign NID.
Add tests subdirectory for test rules.
Merge pull request #3098 from DFurnes/testrunner-bugfixes

Fixes passing override arguments to the test runner.
Fixes CasperJS XUnit output parameter.
Merge pull request #3099 from DFurnes/testrunner-integration-xunit

Fixes CasperJS XUnit output parameter.