Merge branch 'master' into 'HS_Frontend_Recipes'

...a/no/ntnu/idatt1002/demo/controller/BudgetController.java

.../no/ntnu/idatt1002/demo/controller/FinanceController.java

...nu/idatt1002/demo/controller/IncomeExpenseController.java

...main/java/no/ntnu/idatt1002/demo/controller/MainMenu.java

...va/no/ntnu/idatt1002/demo/controller/SceneController.java

...ava/no/ntnu/idatt1002/demo/data/Budget/GeneralBudget.java

.../java/no/ntnu/idatt1002/demo/data/Economics/Overview.java

src/main/resources/Budget/Budget.budget

src/main/resources/Economics/Expense.register

src/main/resources/Economics/Income.register

src/main/resources/view/BudgetNewest.fxml

src/main/resources/view/IncomeAndExpenses.fxml

src/main/resources/view/dualList.fxml

src/main/resources/view/newBudgetBudgert.fxml

...no/ntnu/idatt1002/demo/data/Budget/GeneralBudgetTest.java