Init Menu class
Implement printMenu method
Improve input reader for choice
Init AppManager class
Change printMenu to public method
Init printUserMenu method
Fix infinite loop
Move methods from Main to AppManager
Call AppManager from Main and cleanup
Clean up AppManager
encouragement
Fox bug in Louvain (nullPointer when no weights)
Add forgotten "break" in menu swich-case
PrintDatasetMenu created
Make use of datasetMenu and clean up AppManager
typo