rearranged #if UNITY_EDITOR for importscenery (works in editor but not in build)

AVVR/Assets/_Scripts/Import Scenery.cs

-#if UNITY_EDITOR
-
 using System.Collections;
 using System.Collections.Generic;
 using System.IO;
 using UnityEngine;
 using Dummiesman;
-using UnityEditor.SceneManagement;
 
 [ExecuteInEditMode]
 public class ImportScenery : MonoBehaviour
 {
+    #if UNITY_EDITOR
     [UnityEditor.MenuItem("AVVR/Import Scene")]
     public static void PerformImport()
     {
         try
         {
             // hide demo lidar overlay
+            #if UNITY_EDITOR
             LoadDemo.ShowLIDAR(false);
+            #endif
         }
         catch (System.Exception e)
         {
@@ -25,13 +25,17 @@ public class ImportScenery : MonoBehaviour
 
         // call get new mesh to obtain obj file, then perform import automation
         ImportScene(GetNewMesh());
+        
     }
+    #endif
 
     public static void ImportScene(GameObject AVVRScene)
     {
         if (AVVRScene == null)
         {
+            #if UNITY_EDITOR
             UnityEditor.EditorUtility.DisplayDialog("Import cancelled!", "Invalid file (.obj file required).", "OK");
+            #endif
         }
         else
         {
@@ -134,6 +138,7 @@ public class ImportScenery : MonoBehaviour
         }
     }
 
+    #if UNITY_EDITOR
     static GameObject GetNewMesh()
     {
         // starts in default folder for pipeline output        
@@ -156,6 +161,7 @@ public class ImportScenery : MonoBehaviour
             return null;
         }
     }
+    #endif
 
     public static GameObject GetNewMesh(string objPath, string mtlPath)
     {
@@ -183,4 +189,3 @@ public class ImportScenery : MonoBehaviour
         materialAssigner.Initialise();
     }
 }
\ No newline at end of file
-#endif
\ No newline at end of file