The file was: Support_InventorySlots.zip
Here is the server.cs:
package InventorySlotAdjustment
{
function GameConnection::setControlObject(%this,%obj)
{
Parent::setControlObject(%this,%obj);
if(%obj == %this.player)
commandToClient(%this,'PlayGui_CreateToolHud',%obj.getDatablock().maxTools);
}
function Player::changeDatablock(%this,%data,%client)
{
if(%data != %this.getDatablock())
commandToClient(%this.client,'PlayGui_CreateToolHud',%data.maxTools);
Parent::changeDatablock(%this,%data,%client);
}
};
activatePackage(InventorySlotAdjustment);