Revert "2.8 release"

This reverts commit 5930027a8818141ab5aaeb9d5d917c549698a9b7.
Revert "Revert "2.8 release""

This reverts commit e7e73254d357040e6bc25d6649a03cf2fccf35ad.
Revert "Revert "Revert "2.8 release"""

This reverts commit ac5ed5971b9bf63b4a4907ec6926d784f6bffd1b.