2.0.6: Maintenance Release

Editor

• Fix typo in ko editor.json Fixes #3119
• Change fade color when hovering an inactive tab (#3106) @bonanitech
• Ensure treeList row has suitable min-height when no content Fixes #3109

Runtime

• Update tar to latest (#3128) @aksswami
• Give passport verify callback the same arity as the original callback (#3117) @dschmidt
• Handle HTTPS Key and certificate as string or buffer (#3115) @bartbutenaers