Breaking changes for 17.0.0

[atabel]

• Remove Vivo New skin (blocked, wait for force update in Novum)
• Remove TU skin
• Remove O2 New skin
• Dont transpile dist-es/ to es5
  • (@sergivillar) As we are using VE (that requires css variables, available since chrome 49) maybe we could compile only to es6 (chrome 51)?
• Replace data-component-name with data-testid in all mistica components
• Review and remove deprecated props in several components
• Remove legacyDisplay border radius token and replace to container
• Rename palette colors
• Rename Extra to Slot