Demo update notes for v0.33

[p]Truck City v0.33-Demo has just been released. This is the change log:[/p]

• [p]Feature: search bar in loading port building menu is now always visible.[/p]
• [p][/p]
• [p]Improvement: tutorial 1 added road tile next to loading port to make the tutorial more intuitive[/p]
• [p]Improvement: tutorial 3 will wait until sufficient input warehouses are built, and will wait for individual factories to be completed before jumping to the next one[/p]
• [p]Feature: loading ports missing buildings will show a flashing ! sign on top of them. The objective is providing a more visual feedback to the player that the factory is not ready to be productive.[/p]
• [p][/p]
• [p]Feature: zooming implemented in the science menu[/p]
• [p]Improvement: better factory error state reporting[/p]
• [p]Improvement: translated some missing error messages. Improved existing translations[/p]
• [p]Improvement: destroy SFX volume -5db [/p]
• [p]Bugfix: full dependency graph may become unresponsive in some circumstances[/p]