Polymer2 support

[florent1933]

Description

The branch _auto_generated_v2_preview is outdated. Is it possible to update all elements dependencies with version 2 ?

Expected outcome

Install this package with

Actual outcome

Live Demo

Steps to reproduce

Browsers Affected

• [ ] Chrome
• [ ] Firefox
• [ ] Safari 9
• [ ] Safari 8
• [ ] Safari 7
• [ ] Edge
• [ ] IE 11
• [ ] IE 10

[deto]

Seconded - it looks like everything is set to just grab the latest version in the current master, but there hasn't been a new release in a long time. Was there a decision to stop using releases here and should we just be using the latest commit in master? Or is a release for 2.0 components coming?