deleted unused class, fixed RecipeSearch

src/main/java/mi/hdm/controllers/HeaderController.java

src/main/java/mi/hdm/controllers/MainController.java

src/main/java/mi/hdm/controllers/MainPageController.java

src/main/java/mi/hdm/controllers/View.java

src/main/java/mi/hdm/recipes/RecipeSearch.java