- Added optional highlight for (un)walkable tiles

- Fixed lightmanager to draw in the correct color
- Fixed TMapBlock and TStaticBlock to correctly initialize itself as "unchanged"
- Cleanup in the server project

UOLib/UMap.pas

@@ -173,8 +173,9 @@ begin
       for iX := 0 to 7 do
         Cells[iY * 8 + iX] := TMapCell.Create(Self, buffer, AX * 8 + iX, AY * 8 + iY);
   finally
-    if Assigned(buffer) then FreeAndNil(buffer);
+    buffer.Free;
   end;
+  FChanged := False;
 end;
 
 constructor TMapBlock.Create(AData: TStream);

UOLib/UStatics.pas

@@ -189,6 +189,7 @@ begin
       FItems.Add(TStaticItem.Create(Self, block, AX, AY));
     block.Free;
   end;
+  FChanged := False;
 end;
 
 constructor TStaticBlock.Create(AData: TStream; AIndex: TGenericIndex);