Update webcomponentsjs version to webcomponents/webcomponentsjs#^1.0.0-rc.1
Update webcomponentsjs version to webcomponents/webcomponentsjs#^1.0.0-rc.1
StartPolymer/polymer-starter-kit-plus,StartPolymer/polymer-starter-kit-plus,abdonrd/polymer-starter-kit,abdonrd/polymer-starter-kit