can be safely discarded without any other consideration. State
that it is safe to do so.
+ * Not-so-recent rewrite of "git am" that started making internal
+ calls into the commit machinery had an unintended regression, in
+ that no matter how many seconds it took to apply many patches, the
+ resulting committer timestamp for the resulting commits were all
+ the same.
+
+ * "git difftool <paths>..." started in a subdirectory failed to
+ interpret the paths relative to that directory, which has been
+ fixed.
+
Also contains minor documentation updates and code clean-ups.