Revert "Create README.md"

This reverts commit 23e0c4f28670f8695b5ba5ba6c0d4e6a9cf786d1.
Revert "Début d'architecture..."

This reverts commit ac2d7f85c78770df14b22518cc0a5066485bb1a5.
Revert "Test Enigme.java"

This reverts commit 51b1c7aa7d78e4a12092ca2800e56aead78df28d.