fix various typos in documentation

diff --git a/Documentation/git-prune-packed.txt b/Documentation/git-prune-packed.txt
index 8d96a91b410d91eefb6b424d2f3c54e33520b92b..234882685d923d632c4e09a38cb9ba18439dda4a 100644 (file)
--- a/Documentation/git-prune-packed.txt
+++ b/Documentation/git-prune-packed.txt
@@ -9,19 +9,22 @@ residing in a pack file.
 
 SYNOPSIS
 --------
-'git-prune-packed'
+'git-prune-packed' [-n]
+
 
 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.
+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.
+Packs are used to reduce the load on mirror systems, backup engines,
+disk storage, etc.
+
 
 OPTIONS
 -------
@@ -37,7 +40,7 @@ Documentation
 --------------
 Documentation by Ryan Anderson <ryan@michonline.com>
 
-See-Also
+See Also
 --------
 gitlink:git-pack-objects[1]
 gitlink:git-repack[1]