Add list position changing Lambdas

Initial shot at repositioning Lambdas.

Listify/app/src/main/java/com/example/listify/data/ListReposition.java

@@ -0,0 +1,35 @@
+package com.example.listify.data;
+
+public class ListReposition {
+    Integer listID;
+    Integer newPosition;
+
+    public ListReposition(Integer listID, Integer newPosition) {
+        this.listID = listID;
+        this.newPosition = newPosition;
+    }
+
+    @Override
+    public String toString() {
+        return "ListReposition{" +
+                "listID=" + listID +
+                ", newPosition=" + newPosition +
+                '}';
+    }
+
+    public Integer getListID() {
+        return listID;
+    }
+
+    public void setListID(Integer listID) {
+        this.listID = listID;
+    }
+
+    public Integer getNewPosition() {
+        return newPosition;
+    }
+
+    public void setNewPosition(Integer newPosition) {
+        this.newPosition = newPosition;
+    }
+}