[libvirt] [PATCH] Have a colorful nodedev.rng with vi

[Osier Yang]

Just add the head line to let vi known it's a XML document.
---
 docs/schemas/nodedev.rng |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/docs/schemas/nodedev.rng b/docs/schemas/nodedev.rng
index 7c85815..04d8ee9 100644
--- a/docs/schemas/nodedev.rng
+++ b/docs/schemas/nodedev.rng
@@ -1,3 +1,4 @@
+<?xml version="1.0"?>
 <!-- A Relax NG schema for the libvirt node device XML format -->
 <grammar xmlns="http://relaxng.org/ns/structure/1.0"
     datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
-- 
1.7.7.6