Bugfixes / Font changed / Zone tweaks

core/src/io/anuke/mindustry/ai/BlockIndexer.java

@@ -280,7 +280,7 @@ public class BlockIndexer{
             outer:
             for(int x = quadrantX * structQuadrantSize; x < world.width() && x < (quadrantX + 1) * structQuadrantSize; x++){
                 for(int y = quadrantY * structQuadrantSize; y < world.height() && y < (quadrantY + 1) * structQuadrantSize; y++){
-                    Tile result = world.tile(x, y);
+                    Tile result = world.tile(x, y).target();
                     //when a targetable block is found, mark this quadrant as occupied and stop searching
                     if(result.entity != null && result.getTeam() == data.team){
                         structQuadrants[data.team.ordinal()].set(index);

core/src/io/anuke/mindustry/ai/Pathfinder.java

@@ -146,6 +146,7 @@ public class Pathfinder{
 
         while(path.frontier.size > 0 && (nsToRun < 0 || Time.timeSinceNanos(start) <= nsToRun)){
             Tile tile = world.tile(path.frontier.removeLast());
+            if(tile == null || path.weights == null) return; //something went horribly wrong, bail
             float cost = path.weights[tile.x][tile.y];
 
             //pathfinding overflowed for some reason, time to bail. the next block update will handle this, hopefully