[gnu] externals/vc-jj updated (a4b8ef445f -> b8decaa4bd)

[ELPA Syncer]

elpasync pushed a change to branch externals/vc-jj.

      from  a4b8ef445f Implement the find-ignore-file VC method
       new  60726917bc fix: Erase *vc-diff* buffer before using it
       new  b8decaa4bd Do not create *vc-diff* buffer manually


Summary of changes:
 NEWS.org |  2 ++
 vc-jj.el | 19 +++++++++++++++----
 2 files changed, 17 insertions(+), 4 deletions(-)