Documentation/00-INDEX: notice ecryptfs.txt moved

ecryptfs.txt moved into filesystems, make 00-INDEX follow.

Signed-off-by: Rob Landley <rob@landley.net>
Cc: Michael Halcrow <mhalcrow@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/Documentation/filesystems/00-INDEX b/Documentation/filesystems/00-INDEX
index 57178588..59db1bc 100644
--- a/Documentation/filesystems/00-INDEX
+++ b/Documentation/filesystems/00-INDEX
@@ -32,6 +32,8 @@
 	- info about the locking scheme used for directory operations.
 dlmfs.txt
 	- info on the userspace interface to the OCFS2 DLM.
+ecryptfs.txt
+	- docs on eCryptfs: stacked cryptographic filesystem for Linux.
 ext2.txt
 	- info, mount options and specifications for the Ext2 filesystem.
 ext3.txt