* Alert component, unstyled
Signed-off-by: Marcos Iglesias <miglesiasvalle@lyft.com>

* Using SVG icon and styling
Signed-off-by: Marcos Iglesias <miglesiasvalle@lyft.com>

* Knowl adjustments
Supporting an action link
Signed-off-by: Marcos Iglesias <miglesiasvalle@lyft.com>

* Extracts SVGIcons, adds story, adds link and custom action element to Alert
Signed-off-by: Marcos Iglesias <miglesiasvalle@lyft.com>

* Fixing null check
Signed-off-by: Marcos Iglesias <miglesiasvalle@lyft.com>