Fix warnings for deprecated APIs (#47)
Fix warnings for deprecated APIs (#47)

* Fix warnings for deprecated APIs

Fix warnings for deprecated use of Material-UI `fab` and `raised` button variants and with new `Fab` component and `contained` button variant. Fixes https://github.com/TeamWertarbyte/material-auto-rotating-carousel/issues/46
See https://material-ui.com/api/button/

* Remove semi-colon

TeamWertarbyte/material-auto-rotating-carousel