New gamemodes and better colors of the interface — Art Together Steam update #1267530

Update Notes New Game Modes: • One Prompt – Submit a drawing prompt; each player visualizes it in their own way. • Workpiece – Start with a base sketch; each player continues it individually. • Demonstration – Create a single drawing without any given theme. Improvements: • Interface color palette updated to be more visually pleasing. Fixes: • Likes are now hidden on your own drawings.