Attribute Mechanics Finalized

The attributes is a unique dictionary allowing greater flexibility when manipulating attributes.

What's Changed

• [closes #1] feat(Entitie.cs): Creating atributtes for abstratc class by @DoctorSolo in #2
• [close #3] feat(FinishENtitie): Correction and improvements in the entities field by @DoctorSolo in #4

New Contributors

• @DoctorSolo made their first contribution in #2

Full Changelog: https://github.com/DoctorSolo/Simple-RPG-System-in-Csharp/commits/v0.0.1-alpha