v5.0.0-0

• Renamed data attribute data-kontent-project-id to data-kontent-environment-id [BREAKING CHANGE]
• Default insert position for the Relative Add button Smart-Link is now "end" [BREAKING CHANGE]
• Updated parsing debug information
• Debug flag now shows even add buttons for better development experience
  • They still don't work outside Live Preview
• Added helper functions to create data attributes

Full Changelog: 4.0.3...v5.0.0