March 2016
Initial commit
February 2017
New Documents experience
Bars: represent the progress of a task
Steps: progress indicators of a sequence of task steps
Tiles: repeatable or embeddable information blocks
March 2017
Icons: single-element, responsive and pure CSS icons
Popovers: small overlay content containers
Calendars: date or date range picker and events display
Carousels: slideshows for cycling images
