Change tile guide asset names
Added 256 tile guides
Can now create Autotile Brushes of each type. Remove Corner Type
Implemented 3x3 Complete (255) Autotiling
Fix Rectangle Tool preview
Brush Rotation no longer incorrectly displays Autotile preview
Paint Tool now supports 2x2 Autotile Brushes
Fix issues when using Round brush with 2x2 Autotile
Added descriptions to each tool Property
Added "Merge Different Autotiles" Brush setting.
Fix eraser not drawing above other tiles
Check for the validity of a 2x2 Autotile existing when painting/erasing
Maintain 2x2 validity check while using 255 size bitmask