* Replace obsolete MapGridComponent methods
Some other obsolete methods were also replaced in edited files
* Whitespace and better readability
* Value instead of cast
* Fix ISawmill not initialized and incorrect log
* Add Erase button for TileSpawnWindow
Small QoL for mappers. Basically, it just selects space tile on "Erase" button toggled.
* Remove copy paste. Conevrt this into method
