Add util.ResourcePropertySource
Add used class to uses()
Fix apidoc: Specify that tests depend on the external resource 'example.ini'
Access resources via lang.ResourceProvider
Remove leftover constructor parameter
Fix apidoc
Don't use the "res://" marker in ResourcePropertySource constructor
- Use file_exists() instead of ResourceProvider::url_stat() - Lazy load properties data by not using the deprecated Properties::fromFile()
- Announce resource property source