Changes because `FileUtil.copy()` was renamed to `FileUtil.copyAll()`
Improved the resource tests by adding a module to test with and by adding actual resources instead of assuming certain generated files exist
We now compile the tests with resources
Fixed name retrieval for toplevel entries in the CAR/ZIP file
Implemented #527 "`resourceByPath()` should behave differently with relative and absolute paths" for the JVM backend
Implemented #527 "`resourceByPath()` should behave differently with relative and absolute paths" for the JS backend