* The `javascript:update` rake task failed because recent versions of chart.js use a lowercase filename (`chart.min.js` instead of `Chart.min.js`)
* Changed `loadScript()` to use lowercase keys to lookup scripts
* `svg-arrow.css` seems to have changed slightly (linebreak at the end of file)
Note this commit also introduce a new {{d-popover}} component, example usage:
```hbs
{{#d-popover |state|}}
{{d-button label="foo.things" class="d-popover-trigger"}}
<div class="d-popover-content">
Some content
<div>
{{/d-popover}}
```