v4.1.0

Adds

• Adds Images in Cards to the Style Guide.
• Adds Cards as Navigation Links to the Development Guide.
• Adds hover state styles for "full-click" functionality in the Card component.
• Adds bg color palette options that are defined using alpha transparency (rgba).

Removes

• Removes New Arrivals from the description of the Books and More colors.
• Removes iframe and [tabIndex] selector from the global set focus styles

Fixes

• Fixes a color style bug in the Template component by removing an explicit color style that was overriding the global color styles.