message: prepare expansion-panel release
diff: @@ -11,6 +11,7 @@ Additional components for angular2-mdl that are not part of material design lite
  | Name | Provided By | Description | npm | documentation | status | demo
  | --- | --- | --- | --- | --- | --- | --- |
  +| expansion-panel | [abdulqadir93](https://github.com/abdulqadir93) | organise arbitrary content in an expansion panel | [![npm version](https://badge.fury.io/js/%40angular2-mdl-ext%2Fexpansion-panel.svg)](https://badge.fury.io/js/%40angular2-mdl-ext%2Fexpansion-panel)| [readme](https://github.com/mseemann/angular2-mdl-ext/tree/master/src/components/expansion-panel) | experimental | [demo](http://mseemann.io/angular2-mdl-ext/expansion-panel)
  | popover | [tb](https://github.com/tb) | component for showing arbitrary content in a popover | [![npm version](https://badge.fury.io/js/%40angular2-mdl-ext%2Fpopover.svg)](https://badge.fury.io/js/%40angular2-mdl-ext%2Fpopover)| [readme](https://github.com/mseemann/angular2-mdl-ext/tree/master/src/components/popover) | experimental | [demo](http://mseemann.io/angular2-mdl-ext/popover)
  | select | [tb](https://github.com/tb) | component that shows a select box | [![npm version](https://badge.fury.io/js/%40angular2-mdl-ext%2Fselect.svg)](https://badge.fury.io/js/%40angular2-mdl-ext%2Fselect)| [readme](https://github.com/mseemann/angular2-mdl-ext/tree/master/src/components/select) | experimental | [demo](http://mseemann.io/angular2-mdl-ext/select)
  