Documentation / RelNotes / 1.5.6.6.txton commit diff-delta: set size out-parameter to 0 for NULL delta (e4b3690)
   1GIT v1.5.6.6 Release Notes
   2==========================
   3
   4Fixes since 1.5.6.5
   5-------------------
   6
   7 * Removed support for an obsolete gitweb request URI, whose
   8   implementation ran "git diff" Porcelain, instead of using plumbing,
   9   which would have run an external diff command specified in the
  10   repository configuration as the gitweb user.