This commit adds support for prev button.
It'll be setup exactly as NEXT button.
If skip button is enabled, it won't be visible, also it won't be visible on first page (since there is no prev for first).
It requires changes from https://github.com/duytq94/flutter-intro-slider/pull/16
This commit adds support for prev button. It'll be setup exactly as NEXT button. If skip button is enabled, it won't be visible, also it won't be visible on first page (since there is no prev for first). It requires changes from https://github.com/duytq94/flutter-intro-slider/pull/16