[PATCH 0/6 rebase-version] Make git log --graph looks better with -p and other diff options

From: byang <byang@byang-laptop.(none)>

Rebase for a new master...

Bo Yang (6):
  Add a prefix output callback to diff output.
  Output the graph columns at the end of the commit message.
  diff.c: Output the text graph padding before each diff line.
  Emit a whole line once a time.
  Register a callback for graph output.
  Make --color-words work well with --graph.

 diff.c     |  393 +++++++++++++++++++++++++++++++++++++++++++++---------------
 diff.h     |    5 +
 graph.c    |   19 +++
 log-tree.c |    6 +
 4 files changed, 326 insertions(+), 97 deletions(-)