The ninth batch

Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/RelNotes/2.31.0.txt

@@ -60,6 +60,31 @@ UI, Workflows & Features
    locked and prunable attributes in --porcelain mode, and gained
    a --verbose option.
 
+ * "git clone" tries to locally check out the branch pointed at by
+   HEAD of the remote repository after it is done, but the protocol
+   did not convey the information necessary to do so when copying an
+   empty repository.  The protocol v2 learned how to do so.
+
+ * There are other ways than ".." for a single token to denote a
+   "commit range", namely "<rev>^!" and "<rev>^-<n>", but "git
+   range-diff" did not understand them.
+
+ * The "git range-diff" command learned "--(left|right)-only" option
+   to show only one side of the compared range.
+
+ * "git mergetool" feeds three versions (base, local and remote) of
+   a conflicted path unmodified.  The command learned to optionally
+   prepare these files with unconflicted parts already resolved.
+
+ * The .mailmap is documented to be read only from the root level of a
+   working tree, but a stray file in a bare repository also was read
+   by accident, which has been corrected.
+
+ * "git maintenance" tool learned a new "pack-refs" maintenance task.
+
+ * The error message given when a configuration variable that is
+   expected to have a boolean value has been improved.
+
 
 Performance, Internal Implementation, Development Support etc.
 
@@ -139,6 +164,11 @@ Performance, Internal Implementation, Development Support etc.
  * Introduce an on-disk file to record revindex for packdata, which
    traditionally was always created on the fly and only in-core.
 
+ * The commit-graph learned to use corrected commit dates instead of
+   the generation number to help topological revision traversal.
+
+ * Piecemeal of rewrite of "git bisect" in C continues.
+
 
 Fixes since v2.30
 -----------------
@@ -209,5 +239,33 @@ Fixes since v2.30
    command line arguments.
    (merge 5c327502db tb/precompose-prefix-too later to maint).
 
+ * Even though invocations of "die()" were logged to the trace2
+   system, "BUG()"s were not, which has been corrected.
+   (merge 0a9dde4a04 jt/trace2-BUG later to maint).
+
+ * "git grep --untracked" is meant to be "let's ALSO find in these
+   files on the filesystem" when looking for matches in the working
+   tree files, and does not make any sense if the primary search is
+   done against the index, or the tree objects.  The "--cached" and
+   "--untracked" options have been marked as mutually incompatible.
+   (merge 0c5d83b248 mt/grep-cached-untracked later to maint).
+
+ * Fix "git fsck --name-objects" which apparently has not been used by
+   anybody who is motivated enough to report breakage.
+   (merge e89f89361c js/fsck-name-objects-fix later to maint).
+
+ * Avoid individual tests in t5411 from getting affected by each other
+   by forcing them to use separate output files during the test.
+   (merge 822ee894f6 jx/t5411-unique-filenames later to maint).
+
+ * Test to make sure "git rev-parse one-thing one-thing" gives
+   the same thing twice (when one-thing is --since=X).
+   (merge a5cdca4520 ew/rev-parse-since-test later to maint).
+
+ * When certain features (e.g. grafts) used in the repository are
+   incompatible with the use of the commit-graph, we used to silently
+   turned commit-graph off; we now tell the user what we are doing.
+   (merge c85eec7fc3 js/commit-graph-warning later to maint).
+
  * Other code cleanup, docfix, build fix, etc.
    (merge e3f5da7e60 sg/t7800-difftool-robustify later to maint).