Polymer 2.0

Change log:

• Changed to using slot rather than content
• Changed listeners to Polymer.Gestures
• Changed document.activeElement to this.shadowRoot.activeElement
• Added detectors to see polymer version
• Added backwards compatibility for Polymer 1.0
• Updated demo

Known issues:

• IE complains about webcomponents.js
• You can no longer add or remove slides once the element has been created

TODO:

• Look at making it possible to push new slides (as nodes) into the shadow dom
• Look at removing any slide and moving all other slides accordingly