Migrate a TYPO3 project to composer

Contributed initially by Albrecht Köhnlein (July, 2018).

• Requirements
  • TYPO3 version
  • Composer
  • Folder structure
  • Code integrity
• Migration steps
  • Delete files
  • Configure composer
  • Add all required packages to your project
  • Include individual extensions like site packages
  • New file locations
• Co-working
  • Add to version control system
  • Checkout from version control system
• Best Practices
  • Completely clear typo3conf/ext folder