Revert "Deletion of unChaptered version"

This reverts commit 73e42a4ca3d2af5879fa410cbd49df77cd2a8c35.
Revert "Revert "Deletion of unChaptered version""

This reverts commit 952730d4f06ac4329485da8db864ad95e3b1c0f2.
Revert "Revert "Revert "Deletion of unChaptered version"""

This reverts commit 9dffec703102a40944cead1014b04d74a490c40a.
Video of Mini-Conference with Chapters Re-Embedded