Move widgets and effects into their own folders
|Reported by:||arschmitz☃||Owned by:|
|Component:||[meta] ui.dev||Version:||git (not yet released)|
After breaking up core the ui/ folder will be kinda crowded so we need to move all the individual effects and widgets into their own folders. Widget.js will stay in the base folder since it is not itself a widget the same goes for effect.js and the effects folder.