* adds ember-flight-icons dependecy
* adds inline-json-import babel plugin
* adds flight icon styling
* updates Icon component to support flight icons
* updates Icon component usages to new api and updates name values to flight icon set when available
* fixes tests
* updates icon story with flight mappings and fixes issue with flight icons not rendering in storybook
* adds changelog
* fixes typo in sign action glyph name in transit-key model
* adds comments to icon-map
* updates Icon component to use only supported flight icon sizes
* adds icon transform codemod
* updates icon transform formatting to handle edge case
* runs icon transform on templates
* updates Icon usage in toolbar-filter md and story
* updates tests
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