Add export other button related components

src/index.ts

@@ -12,7 +12,7 @@ export { Modal, ModalWrapper, ModalTrigger, ModalEraser, ModalContent } from './
 export { Pagination } from './components/Pagination'
 export { Radio } from './components/Radio'
 export { RadioLabel } from './components/RadioLabel'
-export { Button } from './components/Button'
+export { Button, ButtonAnchor, ButtonDiv } from './components/Button'
 
 // themes
 export { createTheme } from './themes/createTheme'