Implementation of Persistence With MongoDB and Morphia
1. Added dependencies for MongoDB and Morphia
2. Added Singleton DAO of Mongo and Morphia, and specific DAO for Items, Manufacturers and Equipment
3. Fixed color in PDF squares
4. Fixed Imports of the project files
5. Deleted listRendererFabricante from the project
6. Added Id Unique for each main Entity (Equipment, Item, Manufacturer)