Changelog 2017-09-19 — Screeps: World Steam update #28457

Shards API Added new global property Game.cpu.shardLimits.Added new global method Game.cpu.setShardLimits.Added UI for assigning CPU to the shards menu. GCL is shared between shards and doesn’t need to be assigned to a specific shard. Controller downgrading changesattackController applies 1000 ticks of upgradeBlocked and decreases the ticksToDowngrade by 300 * ticks. The claimer creep will only need 1 tick to do this amount of damage. The creep will not be able to do another attack until upgradeBlocked is back to 0.upgradeController restores 100 ticks of ticksToDowngrade rather then resets it immediately. While the controller is downgrading, new level cannot be triggered even when the controller has enough progress (progress is not lost but accumulated).Safe mode a...