Implement lab system stack

[Fnux8890]

• [x] Once the diagram is done, make a copy of one of the other java systems
• [x] Change the name of the "container" folder, and of the project folder to "labSystem"
• [x] Import to eclipse, use import existing manven project.
• [x] Rename the project/ project name in the pom file/ description in pom file
• [x] Change stuff in model to fit your diagram
• [x] Start implementing functionality in the controller, add services for your models so you can use a database
• [ ] Make unit tests

[ignatios161]

sequence diagram, class diagram