Minor improvements and refinements

[JohT]

🚀 Reports

• Add detailed reflection usage report that lists all types (classes, interfaces,...) that make use of Java Reflection
• Add detailed deprecation usage report that lists all elements (classes, interfaces, methods, fields...) that use deprecated elements

📖 Documentation

• Add web references and refine description

⚙️ Optimization

• Log&Skip Leiden community Modularity write errors to not stop the execution when there is an error during Modularity calculation which might happen for large Graphs

🛠 Fixes

• Fix typo in topological sort report name
• Remove empty directory