Reformat and fix package

 1. Open Eclipse
 2. Right-click DT, select Properties
 3. Click "Java Build Path"
 4. Click on `DragonTravel/src`
 5. Click on "Remove"
 6. **Click OK**.
 7. Open the Build Path again
 8. Click on "Add Folder..."
 9. Select `src/main/java`
 10. Click "OK"
 11. Never allow "main.java" to start your package name ever again. Please.