refactor: gridGen

- configurable hex per frame count
 - restructure
 - comments
 - progress counters

Assets/scripts/miniMap/MiniMapGenerator.cs

@@ -0,0 +1,18 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class MiniMapGenerator : MonoBehaviour
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}