Fixed timers and close buttons not appearing on some notification windows.
Fixed a typo in the tutorial text.
Numerous fine adjustments to castle movement and physics settings.
Added initial art for the trade ship.
Added tail / trade port to the castle for connecting to the trade ship.
Minor changes to the art of some of the player buildings.
Worked on upgrade system and added an upgrade for the steel factory with a new model
Fixed some incorrect calculations in the trade screen.
Fixed an issue with camera panning while clicking the mouse when it wasn't meant to pan.
Added an animated waypoint indicator showing where the castle is moving to when you click.
Fixed a bug causing some sounds to not mute.
Added basic art and materials to the enemies. (not final, but replaces the cubes)
Color and lighting adjustments
Added a tool-tip to the castle's health bar.
Misc optimizations