Team cleanup

core/src/mindustry/Vars.java

@@ -128,9 +128,9 @@ public class Vars implements Loadable{
     public static Fi dataDirectory;
     /** data subdirectory used for screenshots */
     public static Fi screenshotDirectory;
-    /** data subdirectory used for custom mmaps */
+    /** data subdirectory used for custom maps */
     public static Fi customMapDirectory;
-    /** data subdirectory used for custom mmaps */
+    /** data subdirectory used for custom map previews */
     public static Fi mapPreviewDirectory;
     /** tmp subdirectory for map conversion */
     public static Fi tmpDirectory;

core/src/mindustry/game/Teams.java

@@ -1,12 +1,23 @@
 package mindustry.game;
 
+import arc.func.*;
 import arc.struct.*;
 import mindustry.*;
+import mindustry.entities.type.*;
 import mindustry.world.*;
 
 /** Class for various team-based utilities. */
 public class Teams{
-    private TeamData[] map = new TeamData[256];
+    /** Maps team IDs to team data. */
+    private Array<TeamData> map = new Array<>();
+    /** Active teams. */
+    private Array<TeamData> active = new Array<>();
+
+    public <T> T eachEnemyCore(Team team, Func<TileEntity, T> ret){
+        T out = null;
+        //todo each enemy, each enemy core...
+        return out;
+    }
 
     /**
      * Register a team.