Merge pull request #8 from chrisbanes/develop-update

[Start] Dependency updates

Merge pull request #2 from material-components/fix-menu-dialog

Update formatting

Restructure MenuBottomSheetDialogFragment with a default empty constructor.

Update dependency versions

Update MDC dependency to 1.2.0 stable

Delete TransitionUtils

Update MDC dependency to 1.2.0-rc01

Added starter code

Added readme

Initial commit