Increase pack.depth default to 50

Signed-off-by: N"Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: NJunio C Hamano <junkio@cox.net>

Documentation/config.txt

@@ -548,7 +548,7 @@ pack.window::
 
 pack.depth::
 	The maximum delta depth used by gitlink:git-pack-objects[1] when no
-	maximum depth is given on the command line. Defaults to 10.
+	maximum depth is given on the command line. Defaults to 50.
 
 pull.octopus::
 	The default merge strategy to use when pulling multiple branches

Documentation/git-pack-objects.txt

@@ -83,7 +83,7 @@ base-name::
 	it too deep affects the performance on the unpacker
 	side, because delta data needs to be applied that many
 	times to get to the necessary object.
-	The default value for --window is 10 and --depth is 10.
+	The default value for --window is 10 and --depth is 50.
 
 --incremental::
 	This flag causes an object already in a pack ignored

Documentation/git-repack.txt

@@ -63,7 +63,7 @@ OPTIONS
 	space. `--depth` limits the maximum delta depth; making it too deep
 	affects the performance on the unpacker side, because delta data needs
 	to be applied that many times to get to the necessary object.
-	The default value for --window is 10 and --depth is 10.
+	The default value for --window is 10 and --depth is 50.
 
 
 Configuration

builtin-pack-objects.c

@@ -64,7 +64,7 @@ static char tmpname[PATH_MAX];
 static unsigned char pack_file_sha1[20];
 static int progress = 1;
 static int window = 10;
-static int depth = 10;
+static int depth = 50;
 static int pack_to_stdout;
 static int num_preferred_base;
 static struct progress progress_state;