Quest classes refactoring

This is a topic to report problems with the new quest save format.
Commited in 14687
Done:
- separate general quest model from their controllers (to save only model)
- move bazaar settings to separate file
- move items properties to file(s)
- store in quest saves only item level
- move pets and plant properties to files
- enable pet tokens to be read from files of same format as cards
To do:
- fix bugs
- release 1.2.6
- have fun
In some next version:
Set up separate class for quest decks, add pet and plant to quest deck editor
Commited in 14687
Done:
- separate general quest model from their controllers (to save only model)
- move bazaar settings to separate file
- move items properties to file(s)
- store in quest saves only item level
- move pets and plant properties to files
- enable pet tokens to be read from files of same format as cards
To do:
- fix bugs
- release 1.2.6
- have fun
In some next version:
Set up separate class for quest decks, add pet and plant to quest deck editor