+ * Removing a section with "git config --remove-section", when its
+ section header has a variable definition on the same line, lost
+ that variable definition.
+
+ * "git rebase -p --onto" used to always leave side branches of a merge
+ intact, even when both branches are subject to rewriting.
+
+ * "git repack" used to faithfully follow grafts and considered true
+ parents recorded in the commit object unreachable from the commit.
+ After such a repacking, you cannot remove grafts without corrupting
+ the repository.
+
+ * "git send-email" did not detect erroneous loops in alias expansion.