No need for @id on book

diff --git a/doc/book.xml b/doc/book.xml
index 2eaf45f..09945a0 100644 (file)
--- a/doc/book.xml
+++ b/doc/book.xml
@@ -19,7 +19,7 @@
      -->
      <!NOTATION PDF SYSTEM "PDF">
 ]>
-<book id="metaproxy">
+<book>
  <bookinfo>
   <title>Metaproxy - User's Guide and Reference</title>
   <authorgroup>