Created new control `StatusIdenticonRing` and used in `StatusSmartIdenticon` component.
Added property assignments in sandbox models to display the `StatusIdenticonRing` when needed.
Added first documentation approach for `StatusIdenticonRing` and `StatusIdenticonRingSettings`.
Closes#517
Create component StatusMemberListItem.
Add StatusMemberListItem component in sandbox\controls\ListItems for testing all its variants and demo app.
Add new properties in StatusListItem.
Reorganize StatusListItem.qml following Qt conventions.
Add badge in StatusSmartIndenticon component that allows configure a colored state.
Closes#515