<cliError>
Install the Polymer-CLI
First, make sure you have the Polymer CLI installed. Then run polymer serve to serve your application locally.
@next ! (0.18.0.pre-15)
Run polymer build.
Check build/bundled/src/shell.html
Polymer micro and mini are both in there.
Resulting in two createElement('dom-module') (and createElement("dom-module")) And well that causes issues...
Uncaught DOMException: Failed to execute 'registerElement' on 'Document': Registration failed for type 'dom-module'. A type with that name is already registered.