diff-index: make --cc a synonym for -p for now.
diff-index: make --cc a synonym for -p for now.

It could be made later to show unmerged state nicer than the
default as we did for diff-files later, but this would suffice
for now.  We would like to make --cc the default for 'git diff'.

Signed-off-by: Junio C Hamano <dc50d1021234060e53ec42a77d526afa2fe07479@cox.net>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git