Simple to-do for Druid Alpha 2.0

- custom input settings (name of touch, text, etc)
- refactor on_swipe. To on_scroll? Add input priority
- remove button event and match_event from druid
- add docs for all components
- button polish, actions
- ability to relocalize all locale text nodes
- better name for locale component? lang? lang_text?
- better scroll size management, check different cases. So implicit now
- better grid + scroll management
- add druid settings (add auto_focus input and other stuff)
- better default style, add template for custom style
- add template for user components
- add good examples with template and/or nodes (basic component no use any of them)
- add docs folder for every component with gifs? Solutions
- add init/remove stuff for every style in component. How to set custom sprites for button states?
- better callbacks for every components
- separate custom data and predefined fields in components?
- try use final druid in real project (FI uses custom druid)
- better name for slider component?
- add text component for alpha release