doc: moved merge.* config variables into separate merge-config.txt

Include the new file from config.txt and git-merge.txt.

Signed-off-by: SZEDER Gábor <szeder@ira.uka.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
diff --git a/Documentation/config.txt b/Documentation/config.txt
index fe43b12..bef6127 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -768,37 +768,7 @@
 	Specify the programs that may be used to display help in the
 	'man' format. See linkgit:git-help[1].
 
-merge.summary::
-	Whether to include summaries of merged commits in newly created
-	merge commit messages. False by default.
-
-merge.tool::
-	Controls which merge resolution program is used by
-	linkgit:git-mergetool[1].  Valid built-in values are: "kdiff3",
-	"tkdiff", "meld", "xxdiff", "emerge", "vimdiff", "gvimdiff", and
-	"opendiff".  Any other value is treated is custom merge tool
-	and there must be a corresponing mergetool.<tool>.cmd option.
-
-merge.verbosity::
-	Controls the amount of output shown by the recursive merge
-	strategy.  Level 0 outputs nothing except a final error
-	message if conflicts were detected. Level 1 outputs only
-	conflicts, 2 outputs conflicts and file changes.  Level 5 and
-	above outputs debugging information.  The default is level 2.
-	Can be overridden by 'GIT_MERGE_VERBOSITY' environment variable.
-
-merge.<driver>.name::
-	Defines a human readable name for a custom low-level
-	merge driver.  See linkgit:gitattributes[5] for details.
-
-merge.<driver>.driver::
-	Defines the command that implements a custom low-level
-	merge driver.  See linkgit:gitattributes[5] for details.
-
-merge.<driver>.recursive::
-	Names a low-level merge driver to be used when
-	performing an internal merge between common ancestors.
-	See linkgit:gitattributes[5] for details.
+include::merge-config.txt[]
 
 mergetool.<tool>.path::
 	Override the path for the given tool.  This is useful in case
diff --git a/Documentation/git-merge.txt b/Documentation/git-merge.txt
index c136b10..821e21b 100644
--- a/Documentation/git-merge.txt
+++ b/Documentation/git-merge.txt
@@ -46,18 +46,7 @@
 
 CONFIGURATION
 -------------
-
-merge.summary::
-	Whether to include summaries of merged commits in newly
-	created merge commit. False by default.
-
-merge.verbosity::
-	Controls the amount of output shown by the recursive merge
-	strategy.  Level 0 outputs nothing except a final error
-	message if conflicts were detected. Level 1 outputs only
-	conflicts, 2 outputs conflicts and file changes.  Level 5 and
-	above outputs debugging information.  The default is level 2.
-	Can be overridden by 'GIT_MERGE_VERBOSITY' environment variable.
+include::merge-config.txt[]
 
 branch.<name>.mergeoptions::
 	Sets default options for merging into branch <name>. The syntax and
diff --git a/Documentation/merge-config.txt b/Documentation/merge-config.txt
new file mode 100644
index 0000000..cc815cc
--- /dev/null
+++ b/Documentation/merge-config.txt
@@ -0,0 +1,31 @@
+merge.summary::
+	Whether to include summaries of merged commits in newly created
+	merge commit messages. False by default.
+
+merge.tool::
+	Controls which merge resolution program is used by
+	linkgit:git-mergetool[1].  Valid built-in values are: "kdiff3",
+	"tkdiff", "meld", "xxdiff", "emerge", "vimdiff", "gvimdiff", and
+	"opendiff".  Any other value is treated is custom merge tool
+	and there must be a corresponing mergetool.<tool>.cmd option.
+
+merge.verbosity::
+	Controls the amount of output shown by the recursive merge
+	strategy.  Level 0 outputs nothing except a final error
+	message if conflicts were detected. Level 1 outputs only
+	conflicts, 2 outputs conflicts and file changes.  Level 5 and
+	above outputs debugging information.  The default is level 2.
+	Can be overridden by 'GIT_MERGE_VERBOSITY' environment variable.
+
+merge.<driver>.name::
+	Defines a human readable name for a custom low-level
+	merge driver.  See linkgit:gitattributes[5] for details.
+
+merge.<driver>.driver::
+	Defines the command that implements a custom low-level
+	merge driver.  See linkgit:gitattributes[5] for details.
+
+merge.<driver>.recursive::
+	Names a low-level merge driver to be used when
+	performing an internal merge between common ancestors.
+	See linkgit:gitattributes[5] for details.