Minor save fixes

core/src/io/anuke/mindustry/game/Saves.java

@@ -25,7 +25,7 @@ public class Saves{
     private Array<SaveSlot> saves = new Array<>();
     private IntMap<SaveSlot> saveMap = new IntMap<>();
     private SaveSlot current;
-    private AsyncExecutor previewExecutor = new AsyncExecutor(2);
+    private AsyncExecutor previewExecutor = new AsyncExecutor(1);
     private boolean saving;
     private float time;
 

core/src/io/anuke/mindustry/ui/dialogs/LoadDialog.java

@@ -128,6 +128,7 @@ public class LoadDialog extends FloatingDialog{
                 if(draw.getRegion() == def && text != null){
                     draw.setRegion(new TextureRegion(text));
                 }
+                i.setScaling(Scaling.fit);
             }).left().size(160f).padRight(6);
 
             button.table(meta -> {