glossary: Add definitions for dangling and unreachable objects

diff --git a/Documentation/git-diff-stages.txt b/Documentation/git-diff-stages.txt
index 32739186276da09935c4905eb01d351cd5faa587..b8f45b8cdc2d4d2598e392efbbbed9d867080f62 100644 (file)
--- a/Documentation/git-diff-stages.txt
+++ b/Documentation/git-diff-stages.txt
@@ -3,7 +3,7 @@ git-diff-stages(1)
 
 NAME
 ----
-git-diff-stages - Compares content and mode of blobs between stages in an unmerged index file
+git-diff-stages - Compares two merge stages in the index
 
 
 SYNOPSIS
@@ -12,6 +12,8 @@ SYNOPSIS
 
 DESCRIPTION
 -----------
+DEPRECATED and will be removed in 1.5.1.
+
 Compares the content and mode of the blobs in two stages in an
 unmerged index file.