diff-patch format.
-diffcore-break: For Splitting Up "Complete Rewrites"
-----------------------------------------------------
+diffcore-break: For Splitting Up Complete Rewrites
+--------------------------------------------------
The second transformation in the chain is diffcore-break, and is
controlled by the -B option to the 'git diff-{asterisk}' commands. This is
copied happened to have been modified in the same changeset.
-diffcore-merge-broken: For Putting "Complete Rewrites" Back Together
---------------------------------------------------------------------
+diffcore-merge-broken: For Putting Complete Rewrites Back Together
+------------------------------------------------------------------
This transformation is used to merge filepairs broken by
diffcore-break, and not transformed into rename/copy by