Tracking issue for Primer 10.1.0

[broccolini]

Tracking issue for next minor release: 10.1.0

Proposed release date: 11/14/17

Must

• Avatar stack component updates New Avatar stack #385 @califa
• Add deprecation warning for old Avatar stack class names @jonrohan
• Tooltips update delay - @broccolini Do not suppress opacity transition for tooltipped-no-delay #307
• Tooltips: fix disconnected caret and darken color opacity [WIP] tooltip component updates #362 - @broccolini [WIP] tooltip component updates #362

Should

• Update to breadcrumb component automatically style first and last breadcrumb #358 - @jonrohan
• Extend spacing scale marketing Increase spacing scale #376 @gladwearefriends
• Add pagination component - @broccolini
• Fix links in stylelint documentation - @jonrohan
• Import primer-dropdown component - @jonrohan

Could

• Add radio groups
• Remaining stories via markdown snippets for storybook
• add flash banner to flash alerts module
• Add open graph data for primer.io

cc @primer/design-systems

[jonrohan]

Closing and moving tasks to next minor release #406