Retire rev-tree.

Some old scripts might still use git-rev-tree, but it really is
clearly inferior in every way to git-rev-list that such scripts should
be fixed anyway. Fixing them should be pretty easy.

Signed-off-by: Junio C Hamano <junkio@cox.net>

.gitignore

@@ -69,7 +69,6 @@ git-reset
 git-resolve
 git-rev-list
 git-rev-parse
-git-rev-tree
 git-revert
 git-send-email
 git-send-pack

Documentation/git.txt

@@ -134,9 +134,6 @@ gitlink:git-merge-base[1]::
 gitlink:git-rev-list[1]::
 	Lists commit objects in reverse chronological order
 
-gitlink:git-rev-tree[1]::
-	Provides the revision tree for one or more commits
-
 gitlink:git-show-index[1]::
 	Displays contents of a pack idx file.
 

Documentation/howto/using-topic-branches.txt

@@ -245,7 +245,7 @@ gb=$(tput setab 2)
 rb=$(tput setab 1)
 restore=$(tput setab 9)
 
-if [ `git-rev-tree release ^test | wc -c` -gt 0 ]
+if [ `git-rev-list release ^test | wc -c` -gt 0 ]
 then
 	echo $rb Warning: commits in release that are not in test $restore
 	git-whatchanged release ^test
@@ -262,7 +262,7 @@ do
 	status=
 	for ref in test release linus
 	do
-		if [ `git-rev-tree $branch ^$ref | wc -c` -gt 0 ]
+		if [ `git-rev-list $branch ^$ref | wc -c` -gt 0 ]
 		then
 			status=$status${ref:0:1}
 		fi

Makefile

@@ -109,7 +109,7 @@ PROGRAMS = \
 	git-merge-index git-mktag git-pack-objects git-patch-id \
 	git-peek-remote git-prune-packed git-read-tree \
 	git-receive-pack git-rev-list git-rev-parse \
-	git-rev-tree git-send-pack git-show-branch \
+	git-send-pack git-show-branch \
 	git-show-index git-ssh-fetch \
 	git-ssh-upload git-tar-tree git-unpack-file \
 	git-unpack-objects git-update-index git-update-server-info \