Support junit test execution data for JavaScript/TypeScript

junit’s test results format is pretty ubiquitous across various CI servers, so there are lots of packages out there available for generating junit reports for JavaScript test suites.

Sonar’s generic test execution data format is just harder to find tooling for.

@jrnail23 which test frameworks would you like to support?

There is

While these projects are developed by community and not officially supported by SonarSource, they should be working and if they are not, we can perhaps contribute a fix.