fmod added & sound working

Assets/Plugins/FMOD/src/FMODRuntimeManagerOnGUIHelper.cs

@@ -0,0 +1,19 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+namespace FMODUnity
+{
+    public class FMODRuntimeManagerOnGUIHelper : MonoBehaviour
+    {
+        public RuntimeManager TargetRuntimeManager = null;
+
+        private void OnGUI()
+        {
+            if (TargetRuntimeManager)
+            {
+                TargetRuntimeManager.ExecuteOnGUI();
+            }
+        }
+    }
+}