submodule update: allow '.' for branch value

diff --git a/Documentation/diff-config.txt b/Documentation/diff-config.txt
index b0017795208d971eb40001ff20bd2516c8d9a58e..d5a5b17d508839bc379821ee1a318400a3557fe9 100644 (file)
--- a/Documentation/diff-config.txt
+++ b/Documentation/diff-config.txt
@@ -1,4 +1,4 @@
-diff.autorefreshindex::
+diff.autoRefreshIndex::
        When using 'git diff' to compare with work tree
        files, do not consider stat-only change as changed.
        Instead, silently run `git update-index --refresh` to
@@ -75,11 +75,11 @@ diff.ignoreSubmodules::
        commands such as 'git diff-files'. 'git checkout' also honors
        this setting when reporting uncommitted changes. Setting it to
        'all' disables the submodule summary normally shown by 'git commit'
-       and 'git status' when 'status.submodulesummary' is set unless it is
+       and 'git status' when `status.submoduleSummary` is set unless it is
        overridden by using the --ignore-submodules command-line option.
        The 'git submodule' commands are not affected by this setting.
 
-diff.mnemonicprefix::
+diff.mnemonicPrefix::
        If set, 'git diff' uses a prefix pair that is different from the
        standard "a/" and "b/" depending on what is being compared.  When
        this configuration is in effect, reverse diff output also swaps
@@ -98,19 +98,23 @@ diff.mnemonicprefix::
 diff.noprefix::
        If set, 'git diff' does not show any source or destination prefix.
 
-diff.orderfile::
+diff.orderFile::
        File indicating how to order files within a diff, using
        one shell glob pattern per line.
        Can be overridden by the '-O' option to linkgit:git-diff[1].
 
 diff.renameLimit::
        The number of files to consider when performing the copy/rename
-       detection; equivalent to the 'git diff' option '-l'.
+       detection; equivalent to the 'git diff' option `-l`.
 
 diff.renames::
-       Tells Git to detect renames.  If set to any boolean value, it
-       will enable basic rename detection.  If set to "copies" or
-       "copy", it will detect copies, as well.
+       Whether and how Git detects renames.  If set to "false",
+       rename detection is disabled. If set to "true", basic rename
+       detection is enabled.  If set to "copies" or "copy", Git will
+       detect copies, as well.  Defaults to true.  Note that this
+       affects only 'git diff' Porcelain like linkgit:git-diff[1] and
+       linkgit:git-log[1], and not lower level commands such as
+       linkgit:git-diff-files[1].
 
 diff.suppressBlankEmpty::
        A boolean to inhibit the standard behavior of printing a space
@@ -148,7 +152,7 @@ diff.<driver>.textconv::
        conversion is used to generate a human-readable diff.  See
        linkgit:gitattributes[5] for details.
 
-diff.<driver>.wordregex::
+diff.<driver>.wordRegex::
        The regular expression that the diff driver should use to
        split words in a line.  See linkgit:gitattributes[5] for
        details.
@@ -166,6 +170,11 @@ diff.tool::
 
 include::mergetools-diff.txt[]
 
+diff.compactionHeuristic::
+       Set this option to `true` to enable an experimental heuristic that
+       shifts the hunk boundary in an attempt to make the resulting
+       patch easier to read.
+
 diff.algorithm::
        Choose a diff algorithm.  The variants are as follows:
 +