See screenshot below:

My badge code:
<iframe width="178" height="24" style="border:0px" src="https://mixonic.github.io/ember-community-versions/2015/09/07/upgrading-ember-the-way-it-was-intended-part-i.html">
</iframe>
FWIW, I was able to embed the sample "real" badge and have it show up fine. It was only the badge for non-existent jekyll posts that didn't work.
See screenshot below:
My badge code:
FWIW, I was able to embed the sample "real" badge and have it show up fine. It was only the badge for non-existent jekyll posts that didn't work.