New version 0.2.3

- New: Rudimentary Tutorial System implemented with a few slides, more to come in the future 



- Bugfix: Main Screen Logo showing properly  (Thx Chris Leipfert)
- Bugfix: Coffee Grinder can't be filled with ground coffee anymore 
- Balance: Reduced store rent to 10/day and brought down prices for items 
- Balance: Customers will wait longer for their order 
- Tooltips: Car (End Day), Unboxing Mode 
- Audio: Door now plays a sound when it's being opened / closed 
- Coffee Menu: If a drink requires a machine / an item, that item cannot be activated if the player has not purchased it