Switch from Redux to MobX

[HaileyJang]

Switch from Redux to MobX.

• alert.ts
• console.ts
• editor.ts
• field.ts
• gamepads.ts
• info.ts
• peripherals.ts
• settings.ts
• timerStore.ts

[ewc340]

We can hold off on peripherals since that one may be a bit more complicated.

[ewc340]

We can also just convert everything to using stores first and not touch the components yet.