* Initial challenge framework
* Add type localisation
* Change how challenges are tracked
Also fixes the difficulty total text
* MVP
Renames challenge types, temporarily hides difficulty, and implements challenge saving.
* Attempt to fix one legal pokemon in a double battle
* Make monotype ignore type changing effects
* Make isOfType correctly detect normal types
* Try to fix double battles again
* Make challenge function more like classic
* Add helper function for fainted or not allowed
* Add framework for fresh start challenge and improve comments
* Try to fix evolution issues
* Make form changing items only usable from rewards screen
* Update localisation
* Additional localisation change
* Add achievements for completing challenges
* Fix initialisation bug with challenge achievements
* Add support for gamemode specific fixed battles
Also make monogen challenges face the e4 of their generation
* Add better support for mobile in challenges
* Localise illegal evolution/form change message
* Update achievement names
* Make alternate forms count for monogen
* Update monotype achievement icons
* Add more comments
* Improve comments
* Fix mid battle form changes
* Reorder mode list
* Remove currently unused localisation entry
* Add type overrides for monotype challenges
Meloetta always counts for psychic and castform always counts for normal
* Change how form changes are handled
Now attempts a switch at the start of each turn instead of immediately
* Add start button to challenge select screen
* Make starter select back out to challenge screen if using challenges
* Fix daily runs
* Update tests to new game mode logic
