Version 0.1.7 changelog "Earing and Spending"

We have finally added the Store to the town where you can spend your hard-earned money for items that will help you on your quest!

New Feature:
- Added Shopping to the town, you can now buy some items there

New Content:
- Added a new event during Study
- Reworked "History" interface
- Added autosave every Monday

Balance:
- Slightly lowered the exam difficulty

Fixes:
- Fixed a crash in the "Corgi jousting" event if your luck was not an integer
- Fixed a crash in "Cockatrice egg hunt" event