Release 0.4.0

Changelog

• Created new hallways and a new, small version of the lab. 
• Created a tag system that allows to track any kind of progress. It is currently used to store a list of discovered and processed star systems
• New terminal to process probed star systems. It woks like the old game master mind andconvertes a probed star system to a processed star system in the progress tracker (currently invisible)

Roadmap

• Introduction of space stations you can visit (a small contact platform) to sell processed data for currency
• A jukebox containing music you can buy at space stations
• Alien artefacts and the introduction of a rudimentary system to tell a story