[PATCH] Add documentation for git repack and git-prune-packed.

[jc: the patch forgot to update the main git.txt documentation,
making all these new documentation practically no-op, so I added
a minimum attempt linking them from there.]

Signed-off-by: Ryan Anderson <ryan@michonline.com>

Documentation/git-pack-objects.txt

@@ -74,6 +74,10 @@ Documentation
 -------------
 Documentation by Junio C Hamano
 
+See-Also
+--------
+git-repack-script(1) git-prune-packed(1)
+
 GIT
 ---
 Part of the link:git.html[git] suite

Documentation/git-prune-packed.txt

@@ -0,0 +1,42 @@
+git-prune-packed(1)
+=====================
+v0.1, August 2005
+
+NAME
+----
+git-prune-packed - Program used to remove the extra object files that are now
+residing in a pack file.
+
+
+SYNOPSIS
+--------
+'git-prune-packed'
+
+DESCRIPTION
+-----------
+This program search the GIT_OBJECT_DIR for all objects that currently exist in
+a pack file as well as the independent object directories.
+
+All such extra objects are removed.
+
+A pack is a collection of objects, individually compressed, with delta
+compression applied, stored in a single file, with an associated index file.
+
+Packs are used to reduce the load on mirror systems, backup engines, disk storage, etc.
+
+Author
+------
+Written by Linus Torvalds <torvalds@osdl.org>
+
+Documentation
+--------------
+Documentation by Ryan Anderson <ryan@michonline.com>
+
+See-Also
+--------
+git-pack-objects(1) git-repack-script(1)
+
+GIT
+---
+Part of the link:git.html[git] suite
+

Documentation/git-repack-script.txt

@@ -0,0 +1,40 @@
+git-repack-script(1)
+=====================
+v0.1, August 2005
+
+NAME
+----
+git-repack-script - Script used to pack a repository from a collection of
+objects into pack files.
+
+
+SYNOPSIS
+--------
+'git-repack-script'
+
+DESCRIPTION
+-----------
+This script is used to combine all objects that do not currently reside in a
+"pack", into a pack.
+
+A pack is a collection of objects, individually compressed, with delta
+compression applied, stored in a single file, with an associated index file.
+
+Packs are used to reduce the load on mirror systems, backup engines, disk storage, etc.
+
+Author
+------
+Written by Linus Torvalds <torvalds@osdl.org>
+
+Documentation
+--------------
+Documentation by Ryan Anderson <ryan@michonline.com>
+
+See-Also
+--------
+git-pack-objects(1) git-prune-packed(1)
+
+GIT
+---
+Part of the link:git.html[git] suite
+

Documentation/git.txt

@@ -71,6 +71,13 @@ link:git-hash-object.html[git-hash-object]::
 link:git-write-tree.html[git-write-tree]::
 	Creates a tree from the current cache
 
+link:git-pack-objects.html[git-pack-objects]::
+	Creates a packed archive of objects.
+
+link:git-prune-packed.html[git-prune-packed]::
+	Remove extra objects that are already in pack files.
+
+
 Interrogation commands
 ~~~~~~~~~~~~~~~~~~~~~~
 link:git-cat-file.html[git-cat-file]::
@@ -191,6 +198,10 @@ link:git-commit-script.html[git-commit-script]::
 link:git-show-branches-script.html[git-show-branches-script]::
 	Show branches and their commits.
 
+link:git-repack-script.html[git-repack-script]::
+	Pack unpacked objects in a repository.
+
+
 Ancillary Commands
 ------------------
 Manipulators: