Fixed #65 - add filter options for payments

src/de/deadlocker8/budgetmaster/logic/FilterSettings.java

src/de/deadlocker8/budgetmaster/logic/NormalPayment.java

src/de/deadlocker8/budgetmaster/logic/PaymentHandler.java

src/de/deadlocker8/budgetmaster/ui/CategoryController.java

src/de/deadlocker8/budgetmaster/ui/Controller.java

src/de/deadlocker8/budgetmaster/ui/FilterController.java

src/de/deadlocker8/budgetmaster/ui/FilterGUI.fxml

src/de/deadlocker8/budgetmaster/ui/HomeController.java

...de/deadlocker8/budgetmaster/ui/NewCategoryController.java

src/de/deadlocker8/budgetmaster/ui/NewPaymentController.java

src/de/deadlocker8/budgetmaster/ui/PaymentController.java

src/de/deadlocker8/budgetmaster/ui/PaymentTab.fxml

src/de/deadlocker8/budgetmaster/ui/SettingsController.java