 // MARK: Keybaord Handling
 extension KeyboardController {
     
+    /**
+     Closes keyboard.
+     
+     - author: Michal Konturek
+     */
     public func closeKeyboard() {
         for field in self.fields {
             if field.editing {

        }
    }

    public func moveToNextField() {
        for index in self.fields.indices {
            if self.fields[index].editing && index != (self.fields.count - 1) {

        }
    }
    
    /**
     Sets previous text field as first responder.
     
     - author: Michal Konturek
     */
    public func moveToPreviousField() {
        for index in self.fields.indices {
            if self.fields[index].editing && index != 0 {
