Merge branch 'tc/last-modified'

A new command "git last-modified" has been added to show the closest
ancestor commit that touched each path.

* tc/last-modified:
  last-modified: use Bloom filters when available
  t/perf: add last-modified perf script
  last-modified: new subcommand to show when files were last modified

meson.build

@@ -607,6 +607,7 @@ builtin_sources = [
   'builtin/index-pack.c',
   'builtin/init-db.c',
   'builtin/interpret-trailers.c',
+  'builtin/last-modified.c',
   'builtin/log.c',
   'builtin/ls-files.c',
   'builtin/ls-remote.c',