v1.2.0

Change Log

• i18n support + Migrate to Babel 6 - @maullerz + @thaerlabs
• Allow externally setting dates - @jonniedarko + @AlanFoster
• Upgrade karma dependencies - @jhohlfeld
• Allow adding a custom CSS class to the DateRangePicker - @andywer
• Fix React 15 Warnings - @josephMG

Thanks everyone that help made this release happen 👍