+ * We did not have test to make sure "git rebase" without extra options
+ filters out an empty commit in the original history.
+ (merge 2b5ba7b mz/empty-rebase-test later to maint).
+
+ * "git fast-export" produced an input stream for fast-import without
+ properly quoting pathnames when they contain SPs in them.
+ (merge ff59f6d js/fast-export-paths-with-spaces later to maint).
+
+ * "git checkout --detach", when you are still on an unborn branch,
+ should be forbidden, but it wasn't.
+ (merge 8ced1aa cw/no-detaching-an-unborn later to maint).
+
+ * Some implementations of Perl terminates "lines" with CRLF even when
+ the script is operating on just a sequence of bytes. Make sure to
+ use "$PERL_PATH", the version of Perl the user told Git to use, in
+ our tests to avoid unnecessary breakages in tests.
+ (merge ad78585 vr/use-our-perl-in-tests later to maint).
+
+ * "git blame" did not try to make sure that the abbreviated commit
+ object names in its output are unique.
+ (merge b31272f jc/maint-blame-unique-abbrev later to maint).
+
+ * On Cygwin, the platform pread(2) is not thread safe, just like our
+ own compat/ emulation, and cannot be used in the index-pack
+ program. Makefile variable NO_THREAD_SAFE_PREAD can be defined to
+ avoid use of this function in a threaded program.
+ (merge c0f8654 rj/platform-pread-may-be-thread-unsafe later to maint).
+