Component Demo is broken

[abitrolly]

1. Open https://googlecodelabs.github.io/codelab-components/components/codelab-components/#google-codelab
2. Click Demo top right
3. Click right nav

Counter on he left switches, but content doesn't change. Console shows errors.

[Deprecation] Styling master document from stylesheets defined in HTML Imports is deprecated, and is planned to be removed in M65, around March 2018. Please refer to https://goo.gl/EGXzpw for possible migration paths.

docs.js:155 Behavior Polymer.IronA11yKeysBehavior not found when mixing properties into google-codelab!
keyframe-effect-constructor.js:128 Uncaught TypeError: Failed to execute 'animate' on 'Element': 'function (a){return a}' is not a valid value for easing
    at Object.b.newUnderlyingAnimationForKeyframeEffect (keyframe-effect-constructor.js:128)
    at b.Animation._rebuildUnderlyingAnimation (web-animations-next-animation.js:86)
    at new b.Animation (web-animations-next-animation.js:35)
    at b.AnimationTimeline._play (timeline.js:48)
    at Object.b.newUnderlyingAnimationForGroup (group-constructors.js:189)
    at b.Animation._rebuildUnderlyingAnimation (web-animations-next-animation.js:90)
    at new b.Animation (web-animations-next-animation.js:35)
    at b.AnimationTimeline._play (timeline.js:48)
    at b.AnimationTimeline.play (timeline.js:65)
    at HTMLElement._runAnimationEffects (neon-animation-runner-behavior.html:62)

[x1ddos]

@abitrolly I'm afraid we will not be fixing this.
We're working on a complete drop-in replacement using just Custom Elements spec, without Polymer or other frameworks/libs, in https://github.com/googlecodelabs/codelab-elements.

See #49 for more details.

[abitrolly]

Thanks for the heads up. Would be interested to test.